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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
7. Two wires of the same length and the same resistivityare connected in parallel. Find the ratio of their areas ofcross section if the ratio of their electrical resistancesis 4:3 |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Two wires X,Y have the same resistivity, but their cross-sectional areas are in the ratio 2:3 and lengths in the ratio 1:2. They are first <a href="https://interviewquestions.tuteehub.com/tag/connected-929389" style="font-weight:bold;" target="_blank" title="Click to know more about CONNECTED">CONNECTED</a> in series and then in parallel to a.d.c. <a href="https://interviewquestions.tuteehub.com/tag/source-1219297" style="font-weight:bold;" target="_blank" title="Click to know more about SOURCE">SOURCE</a>.</p></body></html> | |
| 2. |
Find electric field on 0 by c |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p></p><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:<a href="https://interviewquestions.tuteehub.com/tag/plz-2223922" style="font-weight:bold;" target="_blank" title="Click to know more about PLZ">PLZ</a> <a href="https://interviewquestions.tuteehub.com/tag/mark-555248" style="font-weight:bold;" target="_blank" title="Click to know more about MARK">MARK</a> me as <a href="https://interviewquestions.tuteehub.com/tag/brainilist-2485216" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINILIST">BRAINILIST</a> plz plz plz</strong></p><p><strong> plz </strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong>plz </strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong></p><p><strong></strong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| 3. |
Define 1 volt ???? ... |
| Answer» <html><body><p></p><p><img align="absmiddle" alt="\Huge\bf\underline{\underline{\orange{Answer}}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5CHuge%5Cbf%5Cunderline%7B%5Cunderline%7B%5Corange%7BAnswer%7D%7D%7D" title="\Huge\bf\underline{\underline{\orange{Answer}}}"/></p><p></p><p></p><p><strong><u>1 <a href="https://interviewquestions.tuteehub.com/tag/volt-1447797" style="font-weight:bold;" target="_blank" title="Click to know more about VOLT">VOLT</a> <a href="https://interviewquestions.tuteehub.com/tag/may-557248" style="font-weight:bold;" target="_blank" title="Click to know more about MAY">MAY</a> be <a href="https://interviewquestions.tuteehub.com/tag/defined-947013" style="font-weight:bold;" target="_blank" title="Click to know more about DEFINED">DEFINED</a> as "if 1 <a href="https://interviewquestions.tuteehub.com/tag/joule-526299" style="font-weight:bold;" target="_blank" title="Click to know more about JOULE">JOULE</a> of work is being done in moving a 1 coulomb charge from infinity to any <a href="https://interviewquestions.tuteehub.com/tag/point-1157106" style="font-weight:bold;" target="_blank" title="Click to know more about POINT">POINT</a> and potential difference will be 1 volt ."</u></strong></p></body></html> | |
| 4. |
Two equal point charges(10^-3) are placed 1 cm apart in medium of dielectric constant K= 51) find the interaction force between the point charges 2)net force on any of the charge |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/net-5194" style="font-weight:bold;" target="_blank" title="Click to know more about NET">NET</a> <a href="https://interviewquestions.tuteehub.com/tag/force-22342" style="font-weight:bold;" target="_blank" title="Click to know more about FORCE">FORCE</a> is <strong><em>1.8 ×10^7 N</em></strong></p><p></p><p><strong>wish</strong><strong> </strong><strong>it</strong><strong> </strong><strong>is</strong><strong> </strong><strong><a href="https://interviewquestions.tuteehub.com/tag/helpful-479747" style="font-weight:bold;" target="_blank" title="Click to know more about HELPFUL">HELPFUL</a></strong><strong> </strong><strong>to</strong><strong> </strong><strong>you</strong></p><p></p></body></html> | |
| 5. |
Draw a graph for an object moving at a constant (but not uniform) acceleration. Explain the reason for the shape of the slope in the graph. |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>is attached </p><p></p><p><strong>Explanation:</strong></p><p></p><h2>I hope this helps <a href="https://interviewquestions.tuteehub.com/tag/u-1435036" style="font-weight:bold;" target="_blank" title="Click to know more about U">U</a> <a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> <a href="https://interviewquestions.tuteehub.com/tag/mark-555248" style="font-weight:bold;" target="_blank" title="Click to know more about MARK">MARK</a> my answer <a href="https://interviewquestions.tuteehub.com/tag/brainlist-2485655" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINLIST">BRAINLIST</a> </h2></body></html> | |
| 6. |
What is potential difference |
| Answer» <html><body><p></p><p><img align="absmiddle" alt="\Huge\bf\underline{\underline{\blue{Answer}}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5CHuge%5Cbf%5Cunderline%7B%5Cunderline%7B%5Cblue%7BAnswer%7D%7D%7D" title="\Huge\bf\underline{\underline{\blue{Answer}}}"/></p><p></p><p></p><p></p><p><strong><u><a href="https://interviewquestions.tuteehub.com/tag/potential-1161228" style="font-weight:bold;" target="_blank" title="Click to know more about POTENTIAL">POTENTIAL</a> <a href="https://interviewquestions.tuteehub.com/tag/difference-951394" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFERENCE">DIFFERENCE</a> between any two points is defined as the amount of work <a href="https://interviewquestions.tuteehub.com/tag/done-2591742" style="font-weight:bold;" target="_blank" title="Click to know more about DONE">DONE</a> in moving a unit charge from <a href="https://interviewquestions.tuteehub.com/tag/one-585732" style="font-weight:bold;" target="_blank" title="Click to know more about ONE">ONE</a> point to <a href="https://interviewquestions.tuteehub.com/tag/another-876628" style="font-weight:bold;" target="_blank" title="Click to know more about ANOTHER">ANOTHER</a>.</u></strong></p></body></html> | |
| 7. |
Convert the values ofof universal gravitationalfrom MKS to intoconstant |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</p><p></p><p>Explanation:</p><p>1g=10−3kg. <a href="https://interviewquestions.tuteehub.com/tag/substitute-1231629" style="font-weight:bold;" target="_blank" title="Click to know more about SUBSTITUTE">SUBSTITUTE</a> the values of dyne, cm and <a href="https://interviewquestions.tuteehub.com/tag/g-1003017" style="font-weight:bold;" target="_blank" title="Click to know more about G">G</a> in equation (i). This further <a href="https://interviewquestions.tuteehub.com/tag/implies-1037962" style="font-weight:bold;" target="_blank" title="Click to know more about IMPLIES">IMPLIES</a> that, G=6.67×10−11m3kg−1s−2. Hence, the value of the gravitational <a href="https://interviewquestions.tuteehub.com/tag/constant-930172" style="font-weight:bold;" target="_blank" title="Click to know more about CONSTANT">CONSTANT</a> in MKS system is G=6.67×10−11m3kg−1s−2.</p></body></html> | |
| 8. |
7. Two wires of the same length and the same resistivityare connected in parallel. Find the ratio of their areas ofcross section if the ratio of their electrical resistancesis 4:3 |
| Answer» <html><body><p>1:4</p><p></p><p>The resistance of a wire of length l and <a href="https://interviewquestions.tuteehub.com/tag/cross-939411" style="font-weight:bold;" target="_blank" title="Click to know more about CROSS">CROSS</a> section <a href="https://interviewquestions.tuteehub.com/tag/area-13372" style="font-weight:bold;" target="_blank" title="Click to know more about AREA">AREA</a> A is given by,</p><p>R=ρ(l/A).</p><p>So</p><p>R2R1=l2l1A1A2=14.</p><p>Now current through a wire is i ∝ 1/R.</p><p>∴i2i1 = R1R2 = 41</p><p>If their <a href="https://interviewquestions.tuteehub.com/tag/ends-971392" style="font-weight:bold;" target="_blank" title="Click to know more about ENDS">ENDS</a> have the same <a href="https://interviewquestions.tuteehub.com/tag/potential-1161228" style="font-weight:bold;" target="_blank" title="Click to know more about POTENTIAL">POTENTIAL</a> differences then currents through them</p><p>will be in the ratio of 1:4.</p><p></p><p></p></body></html> | |
| 9. |
A bus is traveling at 72km/hr.Brakes are applied and the bus comes to a stop after 10m.Find the retardation of the brakes |
| Answer» <html><body><h3><u><a href="https://interviewquestions.tuteehub.com/tag/given-473447" style="font-weight:bold;" target="_blank" title="Click to know more about GIVEN">GIVEN</a>:</u><u>-</u></h3><p></p><ul><li>Initial Velocity (U) = 72km/hr</li><li>Distance (S) = 10m</li><li>Final Velocity (V) = 0</li></ul><p></p><h3><u>To </u><u><a href="https://interviewquestions.tuteehub.com/tag/find-11616" style="font-weight:bold;" target="_blank" title="Click to know more about FIND">FIND</a></u><u>:</u><u>-</u></h3><p></p><ul><li>Deceleration of the brakes.</li></ul><p></p><h3><u>Solution</u><u>:</u><u>-</u></h3><p></p><p>72km/hr</p><p></p><p>→ 72×5/18</p><p>U → 20m/sec</p><p></p><p>As, V²-U² = 2as</p><p></p><p><img align="absmiddle" alt="→\;{\sf{0²-20² = 2×a×10}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%E2%86%92%5C%3B%7B%5Csf%7B0%C2%B2-20%C2%B2%20%3D%202%C3%97a%C3%9710%7D%7D" title="→\;{\sf{0²-20² = 2×a×10}}"/></p><p></p><p><img align="absmiddle" alt="→\;{\sf{-20² = 20a}}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%E2%86%92%5C%3B%7B%5Csf%7B-20%C2%B2%20%3D%2020a%7D%7D" title="→\;{\sf{-20² = 20a}}"/></p><p></p><p><img align="absmiddle" alt="→\;{\sf{400/20 = a}}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%E2%86%92%5C%3B%7B%5Csf%7B400%2F20%20%3D%20a%7D%7D" title="→\;{\sf{400/20 = a}}"/></p><p></p><p><img align="absmiddle" alt="→\;{\bf{a = 20m/s²}}" class="latex-formula" id="TexFormula4" src="https://tex.z-dn.net/?f=%E2%86%92%5C%3B%7B%5Cbf%7Ba%20%3D%2020m%2Fs%C2%B2%7D%7D" title="→\;{\bf{a = 20m/s²}}"/></p><p></p><p>Retardation = <strong><u>2</u></strong><strong><u>0</u></strong><strong><u>m</u></strong><strong><u>/</u></strong><strong><u>s²</u></strong><strong><u>.</u></strong></p><p></p><p>Hope It <a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a> You ✌️</p><p></p></body></html> | |
| 10. |
⠀→ A motorboat starting from rest on a lake accelerates in a straight line at a constant rate of 3.0 m s⁻² for 8.0 s. How far does the boat travel during this time ? |
| Answer» <html><body><h3><u>Solution</u><u> </u><u>-</u></h3><p>We have,</p><ul><li>Initial velocity (u) = 0</li><li>Time (t) = 8.0 s</li><li>Acceleration (a) = 3.0 ms⁻²</li></ul><p>⠀</p><p>In this question, we have to <a href="https://interviewquestions.tuteehub.com/tag/find-11616" style="font-weight:bold;" target="_blank" title="Click to know more about FIND">FIND</a> the distance <a href="https://interviewquestions.tuteehub.com/tag/travelled-7256865" style="font-weight:bold;" target="_blank" title="Click to know more about TRAVELLED">TRAVELLED</a> by the boat during the <a href="https://interviewquestions.tuteehub.com/tag/given-473447" style="font-weight:bold;" target="_blank" title="Click to know more about GIVEN">GIVEN</a> time.</p><p>We will use the <a href="https://interviewquestions.tuteehub.com/tag/second-1197322" style="font-weight:bold;" target="_blank" title="Click to know more about SECOND">SECOND</a> equation of <a href="https://interviewquestions.tuteehub.com/tag/motion-1104108" style="font-weight:bold;" target="_blank" title="Click to know more about MOTION">MOTION</a>, i.e.,</p><p><img align="absmiddle" alt="\bf\longmapsto{\boxed{\pink{s = ut + \dfrac{1}{2}at^2}}}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%5Cbf%5Clongmapsto%7B%5Cboxed%7B%5Cpink%7Bs%20%3D%20ut%20%2B%20%5Cdfrac%7B1%7D%7B2%7Dat%5E2%7D%7D%7D" title="\bf\longmapsto{\boxed{\pink{s = ut + \dfrac{1}{2}at^2}}}"/></p><p>⠀</p><p>Here,</p><ul><li>s = distance travelled</li><li>u = initial velocity</li><li>t = time taken</li><li>a = acceleration</li></ul><p>⠀</p><p><strong><u>Putting</u></strong><strong><u> values</u></strong><strong><u> in</u></strong><strong><u> the</u></strong><strong><u> </u></strong><strong><u>formula</u></strong></p><p><img align="absmiddle" alt="\sf\dashrightarrow{s = 0 \times 8.0 + \dfrac{1}{2} \times 3 \times (8.0)^2}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%5Csf%5Cdashrightarrow%7Bs%20%3D%200%20%5Ctimes%208.0%20%2B%20%5Cdfrac%7B1%7D%7B2%7D%20%5Ctimes%203%20%5Ctimes%20%288.0%29%5E2%7D" title="\sf\dashrightarrow{s = 0 \times 8.0 + \dfrac{1}{2} \times 3 \times (8.0)^2}"/></p><p>⠀</p><p><img align="absmiddle" alt="\sf\dashrightarrow{s = 0 + \dfrac{3}{2} \times 64}" class="latex-formula" id="TexFormula4" src="https://tex.z-dn.net/?f=%5Csf%5Cdashrightarrow%7Bs%20%3D%200%20%2B%20%5Cdfrac%7B3%7D%7B2%7D%20%5Ctimes%2064%7D" title="\sf\dashrightarrow{s = 0 + \dfrac{3}{2} \times 64}"/></p><p>⠀</p><p><img align="absmiddle" alt="\sf\dashrightarrow{s = 3 \times 32}" class="latex-formula" id="TexFormula5" src="https://tex.z-dn.net/?f=%5Csf%5Cdashrightarrow%7Bs%20%3D%203%20%5Ctimes%2032%7D" title="\sf\dashrightarrow{s = 3 \times 32}"/></p><p>⠀</p><p><img align="absmiddle" alt="\frak\dashrightarrow{\purple{s = 96\:m}}" class="latex-formula" id="TexFormula6" src="https://tex.z-dn.net/?f=%5Cfrak%5Cdashrightarrow%7B%5Cpurple%7Bs%20%3D%2096%5C%3Am%7D%7D" title="\frak\dashrightarrow{\purple{s = 96\:m}}"/></p><p>⠀</p><p>★ <img align="absmiddle" alt="\small\underline{\sf{Thus,\: the\: boat\: travels\: a\: distance\: of\: 96\: metres.}}" class="latex-formula" id="TexFormula7" src="https://tex.z-dn.net/?f=%5Csmall%5Cunderline%7B%5Csf%7BThus%2C%5C%3A%20the%5C%3A%20boat%5C%3A%20travels%5C%3A%20a%5C%3A%20distance%5C%3A%20of%5C%3A%2096%5C%3A%20metres.%7D%7D" title="\small\underline{\sf{Thus,\: the\: boat\: travels\: a\: distance\: of\: 96\: metres.}}"/></p></body></html> | |
| 11. |
(9)What is microscope and telescope? |
| Answer» <html><body><p><strong>Answer:</strong></p><p>1) the microscope is <a href="https://interviewquestions.tuteehub.com/tag/meant-2822802" style="font-weight:bold;" target="_blank" title="Click to know more about MEANT">MEANT</a> to magnify very <a href="https://interviewquestions.tuteehub.com/tag/tiny-661140" style="font-weight:bold;" target="_blank" title="Click to know more about TINY">TINY</a> objects, whereas a <a href="https://interviewquestions.tuteehub.com/tag/telescope-1240831" style="font-weight:bold;" target="_blank" title="Click to know more about TELESCOPE">TELESCOPE</a> makes the distant objects looks closer (which are though very large,but too far to view with naked eye). 2) the telescope makes an inverted image while microscope <a href="https://interviewquestions.tuteehub.com/tag/gives-1007647" style="font-weight:bold;" target="_blank" title="Click to know more about GIVES">GIVES</a> the erect image.</p><p><strong>Explanation:</strong></p><p>I <a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it is helpful to you</p></body></html> | |
| 12. |
Give the dimensions of permeability of free space |
| Answer» <html><body><p></p><p><img align="absmiddle" alt="\huge\red{\mid{\fbox{\tt{ᴀɴsᴡᴇʀ }}\mid}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5Chuge%5Cred%7B%5Cmid%7B%5Cfbox%7B%5Ctt%7B%E1%B4%80%C9%B4s%E1%B4%A1%E1%B4%87%CA%80%20%7D%7D%5Cmid%7D%7D" title="\huge\red{\mid{\fbox{\tt{ᴀɴsᴡᴇʀ }}\mid}}"/></p><p></p><p>sᴏ, ᴛʜᴇ ᴜɴɪᴛ ᴏғ ᴘᴇʀᴍɪᴛᴛɪᴠɪᴛʏ ᴏғ ғʀᴇᴇ sᴘᴀᴄᴇ = ᴀ2s4ᴋɢ−1ᴍ−3 = ғᴍ−1. ʜᴀᴠɪɴɢ ᴛʜᴇ sᴀᴍᴇ ғᴏʀᴍᴜʟᴀ ᴀs ᴘᴇʀᴍɪᴛᴛɪᴠɪᴛʏ, ᴛʜᴇ ᴅɪᴍᴇɴsɪᴏɴ ᴏғ ᴘᴇʀᴍɪᴛᴛɪᴠɪᴛʏ ᴏғ ᴠᴀᴄᴜᴜᴍ ɪs ᴀʟsᴏ [ᴍ−1ᴀ2ᴛ4ʟ−3].</p></body></html> | |
| 13. |
11. Initial velocity of particle is 2 m/s, the maximumvelocity of particle from t=0 to t = 20 sec is :1216 208 10(1) 20 m/s(3) 22 m/s(2) 18 m/s(4) 24 m/s |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Maybe you missed the <a href="https://interviewquestions.tuteehub.com/tag/acceleration-13745" style="font-weight:bold;" target="_blank" title="Click to know more about ACCELERATION">ACCELERATION</a> <a href="https://interviewquestions.tuteehub.com/tag/value-1442530" style="font-weight:bold;" target="_blank" title="Click to know more about VALUE">VALUE</a>. Coz you asked for <a href="https://interviewquestions.tuteehub.com/tag/final-461168" style="font-weight:bold;" target="_blank" title="Click to know more about FINAL">FINAL</a> velocity</p><p>Formula are, v = u + at</p><p>v² = u² + 2aS</p></body></html> | |
| 14. |
A current or 0.5A is flowing throughthe resistance of l0 ohm. Find thePotential difference between itsends. |
| Answer» <html><body><p><strong>Explanation:</strong></p><h3><a href="https://interviewquestions.tuteehub.com/tag/current-940804" style="font-weight:bold;" target="_blank" title="Click to know more about CURRENT">CURRENT</a> i = 0.5 A</h3><h3>Resistance R =10 ohm</h3><h3>Potential <a href="https://interviewquestions.tuteehub.com/tag/differences-951427" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFERENCES">DIFFERENCES</a> v</h3><h3>By ohm's <a href="https://interviewquestions.tuteehub.com/tag/law-184" style="font-weight:bold;" target="_blank" title="Click to know more about LAW">LAW</a></h3><p><img align="absmiddle" alt="v \: = i \: R" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=v%20%5C%3A%20%20%3D%20i%20%5C%3A%20R" title="v \: = i \: R"/></p><p><img align="absmiddle" alt="v \: = 0.5 \times 10" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=v%20%5C%3A%20%20%3D%200.5%20%5Ctimes%2010" title="v \: = 0.5 \times 10"/></p><p><img align="absmiddle" alt="v \: = 5 \: volt" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=v%20%5C%3A%20%20%3D%205%20%5C%3A%20volt" title="v \: = 5 \: volt"/></p><p></p></body></html> | |
| 15. |
|â +12.If= 1, the angle between â and ſ is:la-61(1) 0°(2) 45°(3) 90°(4) 60° |
| Answer» <html><body><p><strong>Answer:</strong></p><p>40 degree</p><p></p><p>I <a href="https://interviewquestions.tuteehub.com/tag/think-661001" style="font-weight:bold;" target="_blank" title="Click to know more about THINK">THINK</a> it <a href="https://interviewquestions.tuteehub.com/tag/may-557248" style="font-weight:bold;" target="_blank" title="Click to know more about MAY">MAY</a> <a href="https://interviewquestions.tuteehub.com/tag/right-1188951" style="font-weight:bold;" target="_blank" title="Click to know more about RIGHT">RIGHT</a></p></body></html> | |
| 16. |
Opposite of gravity is (When the object is kept on surface) |
| Answer» <html><body><p><strong>Explanation:</strong></p><p>Friction</p><p>Friction – a force that opposes <a href="https://interviewquestions.tuteehub.com/tag/motion-1104108" style="font-weight:bold;" target="_blank" title="Click to know more about MOTION">MOTION</a> between <a href="https://interviewquestions.tuteehub.com/tag/two-714195" style="font-weight:bold;" target="_blank" title="Click to know more about TWO">TWO</a> surfaces that are touching. Gravity – a <a href="https://interviewquestions.tuteehub.com/tag/pull-1172351" style="font-weight:bold;" target="_blank" title="Click to know more about PULL">PULL</a> that attracts objects to each other. This is a force. Balanced forces – <a href="https://interviewquestions.tuteehub.com/tag/equal-446400" style="font-weight:bold;" target="_blank" title="Click to know more about EQUAL">EQUAL</a> in strength but opposite in <a href="https://interviewquestions.tuteehub.com/tag/direction-1696" style="font-weight:bold;" target="_blank" title="Click to know more about DIRECTION">DIRECTION</a>.</p></body></html> | |
| 17. |
Abc is an equilateral triangle charges +q are placed at each corners the electric intensity at o will be |
| Answer» <html><body><p><strong>Answer:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/0-251616" style="font-weight:bold;" target="_blank" title="Click to know more about 0">0</a></p><p></p><p><strong>Explanation:</strong></p><p>As per the diagram (in the <a href="https://interviewquestions.tuteehub.com/tag/attachment-385146" style="font-weight:bold;" target="_blank" title="Click to know more about ATTACHMENT">ATTACHMENT</a>) ;</p><p></p><p>Keeping in mind that <img align="absmiddle" alt="\\\tt E_{1} = E_{2} = E_{3} = \dfrac{1}{4 \pi \epsilon_{\circ}} \dfrac{q}{r^2}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5C%5C%5Ctt%20E_%7B1%7D%20%3D%20E_%7B2%7D%20%3D%20E_%7B3%7D%20%3D%20%5Cdfrac%7B1%7D%7B4%20%5Cpi%20%5Cepsilon_%7B%5Ccirc%7D%7D%20%5Cdfrac%7Bq%7D%7Br%5E2%7D" title="\\\tt E_{1} = E_{2} = E_{3} = \dfrac{1}{4 \pi \epsilon_{\circ}} \dfrac{q}{r^2}"/></p><p></p><p>Net electric field by <img align="absmiddle" alt="\\\tt E_{1}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%5C%5C%5Ctt%20E_%7B1%7D" title="\\\tt E_{1}"/> and <img align="absmiddle" alt="\\\tt E_{2}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%5C%5C%5Ctt%20E_%7B2%7D" title="\\\tt E_{2}"/> is given by:</p><p></p><p><img align="absmiddle" alt="\\\tt E_{1+2 } =\sqrt{E_{1}^{2} + E_{2}^{2} + 2E_{1} E_{2} \cos\theta} \\\\\tt = \sqrt{2E_{1}^{2} + 2E_{1}^{2}\cos120^{\circ}} \\\\\tt = \sqrt{2E_{1}^{2} + 2E_{1}^{2}(\dfrac{-1}{2}) } \\\\\\\tt = \sqrt{2E_{1}^{2} - E_{1}^{2} } \\= E_{1}" class="latex-formula" id="TexFormula4" src="https://tex.z-dn.net/?f=%5C%5C%5Ctt%20E_%7B1%2B2%20%7D%20%3D%5Csqrt%7BE_%7B1%7D%5E%7B2%7D%20%2B%20E_%7B2%7D%5E%7B2%7D%20%20%2B%202E_%7B1%7D%20E_%7B2%7D%20%5Ccos%5Ctheta%7D%20%5C%5C%5C%5C%5Ctt%20%3D%20%5Csqrt%7B2E_%7B1%7D%5E%7B2%7D%20%20%2B%202E_%7B1%7D%5E%7B2%7D%5Ccos120%5E%7B%5Ccirc%7D%7D%20%5C%5C%5C%5C%5Ctt%20%3D%20%5Csqrt%7B2E_%7B1%7D%5E%7B2%7D%20%20%2B%202E_%7B1%7D%5E%7B2%7D%28%5Cdfrac%7B-1%7D%7B2%7D%29%20%7D%20%5C%5C%5C%5C%5C%5C%5Ctt%20%3D%20%5Csqrt%7B2E_%7B1%7D%5E%7B2%7D%20%20-%20E_%7B1%7D%5E%7B2%7D%20%7D%20%5C%5C%3D%20E_%7B1%7D" title="\\\tt E_{1+2 } =\sqrt{E_{1}^{2} + E_{2}^{2} + 2E_{1} E_{2} \cos\theta} \\\\\tt = \sqrt{2E_{1}^{2} + 2E_{1}^{2}\cos120^{\circ}} \\\\\tt = \sqrt{2E_{1}^{2} + 2E_{1}^{2}(\dfrac{-1}{2}) } \\\\\\\tt = \sqrt{2E_{1}^{2} - E_{1}^{2} } \\= E_{1}"/></p><p></p><p>Now,</p><p>Net <a href="https://interviewquestions.tuteehub.com/tag/force-22342" style="font-weight:bold;" target="_blank" title="Click to know more about FORCE">FORCE</a> between <img align="absmiddle" alt="\\\tt E_{1+2}" class="latex-formula" id="TexFormula5" src="https://tex.z-dn.net/?f=%5C%5C%5Ctt%20E_%7B1%2B2%7D" title="\\\tt E_{1+2}"/> and <img align="absmiddle" alt="\\\tt E_{3}" class="latex-formula" id="TexFormula6" src="https://tex.z-dn.net/?f=%5C%5C%5Ctt%20E_%7B3%7D" title="\\\tt E_{3}"/> are <a href="https://interviewquestions.tuteehub.com/tag/perpendicular-598789" style="font-weight:bold;" target="_blank" title="Click to know more about PERPENDICULAR">PERPENDICULAR</a> to each other they cancel each other out making net electric field 0.</p><p></p><p></p><p></p></body></html> | |
| 18. |
In an experiment to demonstrate brownian motion,smoke was placed in a smoke cell and observed using a microscope.Bright specks were seen moving randomly.Explain the observation |
| Answer» <html><body><p><strong>Explanation:</strong></p><p>Schools have for many <a href="https://interviewquestions.tuteehub.com/tag/years-1464846" style="font-weight:bold;" target="_blank" title="Click to know more about YEARS">YEARS</a> demonstrated the principles of Brownian motion using what is known as a smoke <a href="https://interviewquestions.tuteehub.com/tag/cell-25680" style="font-weight:bold;" target="_blank" title="Click to know more about CELL">CELL</a>. These cells consist of a lamp and lens which is <a href="https://interviewquestions.tuteehub.com/tag/placed-591674" style="font-weight:bold;" target="_blank" title="Click to know more about PLACED">PLACED</a> on the <a href="https://interviewquestions.tuteehub.com/tag/stage-1223778" style="font-weight:bold;" target="_blank" title="Click to know more about STAGE">STAGE</a> of a microscope. A small amount of smoke is piped into the glass cell and the <a href="https://interviewquestions.tuteehub.com/tag/movements-1104591" style="font-weight:bold;" target="_blank" title="Click to know more about MOVEMENTS">MOVEMENTS</a> of the smoke particles are observed.</p></body></html> | |
| 19. |
In case of elastic body , body regains its original size and shape an removal of external deforming force if and external force is |
| Answer» <html><body><p><strong>Answer:</strong></p><p>Deforming <a href="https://interviewquestions.tuteehub.com/tag/force-22342" style="font-weight:bold;" target="_blank" title="Click to know more about FORCE">FORCE</a> : An external force applied to a body which <a href="https://interviewquestions.tuteehub.com/tag/changes-913881" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGES">CHANGES</a> its size or shape or both is <a href="https://interviewquestions.tuteehub.com/tag/called-907796" style="font-weight:bold;" target="_blank" title="Click to know more about CALLED">CALLED</a> deforming force. Perfectly Elastic body : A body is said to be perfectly elastic if it completely regains its <a href="https://interviewquestions.tuteehub.com/tag/original-1139424" style="font-weight:bold;" target="_blank" title="Click to know more about ORIGINAL">ORIGINAL</a> form when the deforming force is removed.</p><p></p></body></html> | |
| 20. |
the ratio of yhe average velocity of the train during a journey to the maximum velocity between 2 station is |
| Answer» | |
| 21. |
Please question the answer |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>dttifytofydhbohkbuguauuv</p><p><strong>Explanation:</strong></p><ol><li>it is to yicrajmi hkgit. hjvuv</li><li>o</li><li>o</li><li>o</li><li>o</li><li>o</li><li>o</li><li></li></ol></body></html> | |
| 22. |
Three Resistance of values 2 ohm, 3 Ohmand 5 ohmConnected in seriesacross20 VD.C supply calculateb)the power dissipated in each resistor |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> this answer will <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> <a href="https://interviewquestions.tuteehub.com/tag/u-1435036" style="font-weight:bold;" target="_blank" title="Click to know more about U">U</a></p></body></html> | |
| 23. |
What is the principle of working of meter bridge? |
| Answer» <html><body><p>The meter bridge principle is based on the Wheatstone Bridge circuit which says that if at any <a href="https://interviewquestions.tuteehub.com/tag/point-1157106" style="font-weight:bold;" target="_blank" title="Click to know more about POINT">POINT</a> or length (of a wire), the ratio of two <a href="https://interviewquestions.tuteehub.com/tag/resistances-1186475" style="font-weight:bold;" target="_blank" title="Click to know more about RESISTANCES">RESISTANCES</a> (say R1 and R2) is equal to the ratio of <a href="https://interviewquestions.tuteehub.com/tag/another-876628" style="font-weight:bold;" target="_blank" title="Click to know more about ANOTHER">ANOTHER</a> two resistances (say R3 and R4 where R4 is the unknown <a href="https://interviewquestions.tuteehub.com/tag/resistance-1186351" style="font-weight:bold;" target="_blank" title="Click to know more about RESISTANCE">RESISTANCE</a>), then there <a href="https://interviewquestions.tuteehub.com/tag/shall-641229" style="font-weight:bold;" target="_blank" title="Click to know more about SHALL">SHALL</a> be no flow of current at that .</p><p><strong>Request</strong><strong>:</strong></p><h2><strong><em><u>PLEASE </u></em></strong><strong><em><u>MARK </u></em></strong><strong><em><u>ME </u></em></strong><strong><em><u>AS </u></em></strong><strong><em><u>BRAINLIEST </u></em></strong><strong><em><u>ANSWER </u></em></strong><strong><em><u>AND </u></em></strong><strong><em><u>FOLLOW </u></em></strong><strong><em><u>ME</u></em></strong><strong><em><u>. </u></em></strong></h2></body></html> | |
| 24. |
To which point does the capillary rise of a liquid happen against the gravitational force |
| Answer» <html><body><p><strong>Answer:</strong></p><p><em><u>The height to which capillary action will take water in a uniform circular tube (<a href="https://interviewquestions.tuteehub.com/tag/picture-600284" style="font-weight:bold;" target="_blank" title="Click to know more about PICTURE">PICTURE</a> to right) is <a href="https://interviewquestions.tuteehub.com/tag/limited-1074043" style="font-weight:bold;" target="_blank" title="Click to know more about LIMITED">LIMITED</a> by surface tension and, of course, gravity. Not only does water tend to <a href="https://interviewquestions.tuteehub.com/tag/stick-653228" style="font-weight:bold;" target="_blank" title="Click to know more about STICK">STICK</a> together in a drop, it sticks to glass, <a href="https://interviewquestions.tuteehub.com/tag/cloth-919758" style="font-weight:bold;" target="_blank" title="Click to know more about CLOTH">CLOTH</a>, organic tissues, soil, and, luckily, to the fibers in a paper <a href="https://interviewquestions.tuteehub.com/tag/towel-1424150" style="font-weight:bold;" target="_blank" title="Click to know more about TOWEL">TOWEL</a>.</u></em></p></body></html> | |
| 25. |
an ac voltage of peak value is 20V is connected in series with a silicon diode and load resistance of 500ohm.if foreward resistance is 10ohm then find peak current through diode and peak output voltage |
| Answer» <html><body><p><strong>Answer:</strong></p><p>Communication is simply the act of transferring information from one <a href="https://interviewquestions.tuteehub.com/tag/place-1155224" style="font-weight:bold;" target="_blank" title="Click to know more about PLACE">PLACE</a>, <a href="https://interviewquestions.tuteehub.com/tag/person-25481" style="font-weight:bold;" target="_blank" title="Click to know more about PERSON">PERSON</a> or group to another. Every communication <a href="https://interviewquestions.tuteehub.com/tag/involves-519086" style="font-weight:bold;" target="_blank" title="Click to know more about INVOLVES">INVOLVES</a> (at least) one sender, a message and a recipient. ... These include our emotions, the cultural <a href="https://interviewquestions.tuteehub.com/tag/situation-1210683" style="font-weight:bold;" target="_blank" title="Click to know more about SITUATION">SITUATION</a>, the medium used to communicate, and even our location.</p></body></html> | |
| 26. |
2mol N2 ও 1 mol NH3 এর মধ্যে কোনটিতে পরমাণুর সংখ্যা বেশি? |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/problem-25530" style="font-weight:bold;" target="_blank" title="Click to know more about PROBLEM">PROBLEM</a> thakle <a href="https://interviewquestions.tuteehub.com/tag/text-11613" style="font-weight:bold;" target="_blank" title="Click to know more about TEXT">TEXT</a> <a href="https://interviewquestions.tuteehub.com/tag/koro-534606" style="font-weight:bold;" target="_blank" title="Click to know more about KORO">KORO</a></p></body></html> | |
| 27. |
a car is running at a speed of 80kmph if it is to be stopped at 25 metre distance what is the average deceleration required |
| Answer» <html><body><p><strong>Answer:</strong></p><p>Communication is simply the act of transferring information from one place, person or group to another. Every communication involves (at least) one sender, a <a href="https://interviewquestions.tuteehub.com/tag/message-25597" style="font-weight:bold;" target="_blank" title="Click to know more about MESSAGE">MESSAGE</a> and a <a href="https://interviewquestions.tuteehub.com/tag/recipient-1180043" style="font-weight:bold;" target="_blank" title="Click to know more about RECIPIENT">RECIPIENT</a>. ... These include our emotions, the <a href="https://interviewquestions.tuteehub.com/tag/cultural-940353" style="font-weight:bold;" target="_blank" title="Click to know more about CULTURAL">CULTURAL</a> situation, the <a href="https://interviewquestions.tuteehub.com/tag/medium-1092763" style="font-weight:bold;" target="_blank" title="Click to know more about MEDIUM">MEDIUM</a> used to communicate, and <a href="https://interviewquestions.tuteehub.com/tag/even-976335" style="font-weight:bold;" target="_blank" title="Click to know more about EVEN">EVEN</a> our location.</p></body></html> | |
| 28. |
Write any two advantage of semiconductor explain forward biased P-N junction |
| Answer» <html><body><p><strong>Answer:</strong></p><p>semiconductors are shock-proof. Moreover, they are smaller in <a href="https://interviewquestions.tuteehub.com/tag/size-1211196" style="font-weight:bold;" target="_blank" title="Click to know more about SIZE">SIZE</a> and <a href="https://interviewquestions.tuteehub.com/tag/occupy-584657" style="font-weight:bold;" target="_blank" title="Click to know more about OCCUPY">OCCUPY</a> less space and consume less power. Compared to <a href="https://interviewquestions.tuteehub.com/tag/vacuum-1442069" style="font-weight:bold;" target="_blank" title="Click to know more about VACUUM">VACUUM</a> tubes, semiconductors are extremely sensitive to <a href="https://interviewquestions.tuteehub.com/tag/temperature-11887" style="font-weight:bold;" target="_blank" title="Click to know more about TEMPERATURE">TEMPERATURE</a> and radiation. Semiconductors are cheaper than vacuum diodes and have an unlimited shelf life.</p><p><strong>Explanation:</strong></p><p></p><p></p><h2>hope it helps you </h2><h2>mark my answer <a href="https://interviewquestions.tuteehub.com/tag/brainlist-2485655" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINLIST">BRAINLIST</a> please!! </h2></body></html> | |
| 29. |
31.Four electric dipoles each of charges te are placedinside a sphere. The total electric flux of comingout of the sphere is :-4e(1) zero(2)08e(3)(4) None of these80 |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/zero-751093" style="font-weight:bold;" target="_blank" title="Click to know more about ZERO">ZERO</a> is the electric flux coming out zero as net charge <a href="https://interviewquestions.tuteehub.com/tag/inside-1045864" style="font-weight:bold;" target="_blank" title="Click to know more about INSIDE">INSIDE</a> is zero .</p><p></p><p>formula for flux inside=Q/€°</p><p></p><p></p><p>as each dipole has both +ve and -ve charge than they will cancel each other and net charge will be zero inside.</p></body></html> | |
| 30. |
21.Four charges +q, -4, +q, q are placed in order onthe four consecutive corners of a square of side 'a'.The work done in interchanging the positions of anytwo neighbouring charges of opposite sign is :-q?(4+2,2)(1)q? (-4+1D)4πε a a(2) 41€,aq?(4-212)q*_(4+12)(3)4περα(4) 41€, a |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>bsbzbzbzbbzbzbzbzbzbz</p></body></html> | |
| 31. |
A flash of lightning carries 20c of charge which flows for 0.01 s. what is the current |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> is what I <a href="https://interviewquestions.tuteehub.com/tag/know-534065" style="font-weight:bold;" target="_blank" title="Click to know more about KNOW">KNOW</a> <a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a></p></body></html> | |
| 32. |
What is Velocy?????? |
| Answer» <html><body><p>The velocity of an <a href="https://interviewquestions.tuteehub.com/tag/object-11416" style="font-weight:bold;" target="_blank" title="Click to know more about OBJECT">OBJECT</a> is the rate of change of its <a href="https://interviewquestions.tuteehub.com/tag/position-1159826" style="font-weight:bold;" target="_blank" title="Click to know more about POSITION">POSITION</a> with <a href="https://interviewquestions.tuteehub.com/tag/respect-1186739" style="font-weight:bold;" target="_blank" title="Click to know more about RESPECT">RESPECT</a> to a frame of reference, and is a function of <a href="https://interviewquestions.tuteehub.com/tag/time-19467" style="font-weight:bold;" target="_blank" title="Click to know more about TIME">TIME</a>. Velocity is a physical vector quantity; both <a href="https://interviewquestions.tuteehub.com/tag/magnitude-1083080" style="font-weight:bold;" target="_blank" title="Click to know more about MAGNITUDE">MAGNITUDE</a> and direction are needed to define it.</p></body></html> | |
| 33. |
An electron with charge e is at rest in an electric field E then the electric force acting on it is?a)Eeb)E/ec)zerod)1/Ee |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>i <a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it will <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> you </p><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>thullu </p></body></html> | |
| 34. |
Find the electric field at point c |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p> I will be really <a href="https://interviewquestions.tuteehub.com/tag/obliged-7302046" style="font-weight:bold;" target="_blank" title="Click to know more about OBLIGED">OBLIGED</a> if prodie answer to me if u <a href="https://interviewquestions.tuteehub.com/tag/get-11812" style="font-weight:bold;" target="_blank" title="Click to know more about GET">GET</a> thanku very <a href="https://interviewquestions.tuteehub.com/tag/much-2164829" style="font-weight:bold;" target="_blank" title="Click to know more about MUCH">MUCH</a></p><p></p></body></html> | |
| 35. |
What is the meaning of fold length here...? |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>Its <a href="https://interviewquestions.tuteehub.com/tag/focal-2648683" style="font-weight:bold;" target="_blank" title="Click to know more about FOCAL">FOCAL</a> <a href="https://interviewquestions.tuteehub.com/tag/length-1071524" style="font-weight:bold;" target="_blank" title="Click to know more about LENGTH">LENGTH</a> not <a href="https://interviewquestions.tuteehub.com/tag/fold-994072" style="font-weight:bold;" target="_blank" title="Click to know more about FOLD">FOLD</a> length</p></body></html> | |
| 36. |
Draw and explain the detailed block diagram of digital clock circuit |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Answer is this</p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/thank-3107344" style="font-weight:bold;" target="_blank" title="Click to know more about THANK">THANK</a> you</p></body></html> | |
| 37. |
Motion lesson running notes class 9 |
| Answer» <html><body><p><strong>Answer:</strong></p><p> i <a href="https://interviewquestions.tuteehub.com/tag/send-630341" style="font-weight:bold;" target="_blank" title="Click to know more about SEND">SEND</a> <a href="https://interviewquestions.tuteehub.com/tag/notes-1125324" style="font-weight:bold;" target="_blank" title="Click to know more about NOTES">NOTES</a> iam <a href="https://interviewquestions.tuteehub.com/tag/8th-340217" style="font-weight:bold;" target="_blank" title="Click to know more about 8TH">8TH</a> <a href="https://interviewquestions.tuteehub.com/tag/class-18125" style="font-weight:bold;" target="_blank" title="Click to know more about CLASS">CLASS</a> </p></body></html> | |
| 38. |
A positively charge glass rod repels a suspended object. What is the charge of the object? |
| Answer» <html><body><p><strong>Answer:</strong></p><p>Positive charge on object</p><p><strong>Explanation:</strong></p><p>When a <a href="https://interviewquestions.tuteehub.com/tag/glass-14164" style="font-weight:bold;" target="_blank" title="Click to know more about GLASS">GLASS</a> <a href="https://interviewquestions.tuteehub.com/tag/rod-1190628" style="font-weight:bold;" target="_blank" title="Click to know more about ROD">ROD</a> is rubbed with silk cloth, it acquires positive charge. By Definition of Charges, like <a href="https://interviewquestions.tuteehub.com/tag/repel-1185152" style="font-weight:bold;" target="_blank" title="Click to know more about REPEL">REPEL</a>, unlike attract. </p><p>So as they repel each other, they are <a href="https://interviewquestions.tuteehub.com/tag/likely-537197" style="font-weight:bold;" target="_blank" title="Click to know more about LIKELY">LIKELY</a> to have same charge type. <a href="https://interviewquestions.tuteehub.com/tag/thus-2307358" style="font-weight:bold;" target="_blank" title="Click to know more about THUS">THUS</a> both positive charge</p></body></html> | |
| 39. |
derived an expression of magnitude and direction of resultant to vectors using parallelogram of vector |
| Answer» <html><body><p><strong>Answer:</strong></p><p>In a "magic <a href="https://interviewquestions.tuteehub.com/tag/square-650836" style="font-weight:bold;" target="_blank" title="Click to know more about SQUARE">SQUARE</a>", the sum of the numbers in each <a href="https://interviewquestions.tuteehub.com/tag/row-1191712" style="font-weight:bold;" target="_blank" title="Click to know more about ROW">ROW</a>, in each <a href="https://interviewquestions.tuteehub.com/tag/column-922494" style="font-weight:bold;" target="_blank" title="Click to know more about COLUMN">COLUMN</a> and <a href="https://interviewquestions.tuteehub.com/tag/along-1974109" style="font-weight:bold;" target="_blank" title="Click to know more about ALONG">ALONG</a></p><p>the diagonals is the same. Is this a magic square?</p><p>9</p><p>2</p><p>11</p><p>5</p><p>15</p><p>3.</p><p>7</p><p>=</p><p>4 9 2</p><p>(Along the first row</p><p>+</p><p>11 11 11</p><p>11</p><p>1</p><ul><li>6j</li></ul><p>11</p><p>A</p><p>2</p><ol><li>..</li></ol><p></p></body></html> | |
| 40. |
Resistor of 1 ohm 100 ohm are arranged in parallel resultant resistance will be |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/given-473447" style="font-weight:bold;" target="_blank" title="Click to know more about GIVEN">GIVEN</a> is 2 resistors,</p><p>R₁ = 1 Ω</p><p>R₂ = 100 Ω</p><p>If R₁ & R₂ are in <strong><a href="https://interviewquestions.tuteehub.com/tag/parallel-1146369" style="font-weight:bold;" target="_blank" title="Click to know more about PARALLEL">PARALLEL</a></strong>, The <a href="https://interviewquestions.tuteehub.com/tag/resultant-1187362" style="font-weight:bold;" target="_blank" title="Click to know more about RESULTANT">RESULTANT</a> Resistance will be:</p><p><a href="https://interviewquestions.tuteehub.com/tag/r-611811" style="font-weight:bold;" target="_blank" title="Click to know more about R">R</a> = 1/R₁+1/R₂</p><p>R = (1/1) + (1/100)</p><p>R = 1+1/100</p><p>R = (100+1)/100</p><p>R = 101/100 Ω</p><p>R = 1.01 Ω</p><p><strong>The Resultant Resistance will be 1.01 </strong>Ω.</p><p></p><p>I hope this helps.</p></body></html> | |
| 41. |
⠀→ A stone is thrown vertically upward with an initial velocity of 40 m/s. Taking g = 10 m/s², find the maximum height reached by the stone. What is the net displacement and the total distance covered by the stone when it falls back to the ground ? |
| Answer» <html><body><p><strong>Answer:</strong></p><ul><li><strong>Maximum</strong><strong> height</strong><strong> attained</strong><strong> by</strong><strong> the</strong><strong> </strong><strong>stone</strong><strong> </strong><strong>=</strong><strong> </strong><strong>8</strong><strong>0</strong><strong>m</strong></li><li><strong><a href="https://interviewquestions.tuteehub.com/tag/net-5194" style="font-weight:bold;" target="_blank" title="Click to know more about NET">NET</a> </strong><strong><a href="https://interviewquestions.tuteehub.com/tag/displacement-956081" style="font-weight:bold;" target="_blank" title="Click to know more about DISPLACEMENT">DISPLACEMENT</a></strong><strong> </strong><strong>=</strong><strong> </strong><strong>0</strong><strong> </strong><strong>m</strong></li><li><strong>Total</strong><strong> </strong><strong>Distance</strong><strong> </strong><strong>covered</strong><strong> by</strong><strong> </strong><strong>stone</strong><strong> </strong><strong>=</strong><strong> </strong><strong>1</strong><strong>6</strong><strong>0</strong><strong> </strong><strong>m </strong></li></ul><p><strong>Explanation:</strong></p><p></p><p><strong><<a href="https://interviewquestions.tuteehub.com/tag/u-1435036" style="font-weight:bold;" target="_blank" title="Click to know more about U">U</a>>Given:</strong><strong><u>-</u></strong></p><p></p><ul><li>Initial velocity ,u = 40m/s</li><li>Final velocity ,v = 0m/s (as the stone reached its maximum height)</li><li>Acceleration due to gravity ,g = 10m/s²</li></ul><p></p><p><strong><u>To </u></strong><strong><u><a href="https://interviewquestions.tuteehub.com/tag/find-11616" style="font-weight:bold;" target="_blank" title="Click to know more about FIND">FIND</a></u></strong><strong><u>:</u></strong><strong><u>-</u></strong></p><p></p><ul><li>Maximum height ,h </li><li>Net Displacement ,S</li><li>Total distance covered by ball , d</li></ul><p></p><p></p><p><strong><u>Solution</u></strong><strong><u>:</u></strong><strong><u>-</u></strong><strong><u> </u></strong></p><p></p><p>Firstly we calculate the maximum height attained by the stone when it is thrown . Using 3rd equation of motion </p><p></p><ul><li><strong>v²</strong><strong> </strong><strong>=</strong><strong> </strong><strong>u²</strong><strong> </strong><strong>+</strong><strong> </strong><strong>2</strong><strong>g</strong><strong>h</strong></li></ul><p>where,</p><ul><li>v denote final velocity</li><li>u denote initial velocity</li><li>g denote acceleration due to gravity</li><li>h denote maximum height attained by stone</li></ul><p>Substitute the value we get</p><p></p><p>→ 0² = 40² + 2 (-10) × h</p><p></p><p>→ 0 = 1600 -20h</p><p></p><p>→ -1600 = -20h</p><p></p><p>→ 20h = 1600</p><p></p><p>→ h = 1600/20 </p><p></p><p>→ h = 80 m</p><p></p><ul><li><strong><u>Hence</u></strong><strong><u>,</u></strong><strong><u> </u></strong><strong><u>the </u></strong><strong><u>maximum</u></strong><strong><u> </u></strong><strong><u>height</u></strong><strong><u> attained</u></strong><strong><u> </u></strong><strong><u>by </u></strong><strong><u>the </u></strong><strong><u>stone</u></strong><strong><u> </u></strong><strong><u>is </u></strong><strong><u>8</u></strong><strong><u>0</u></strong><strong><u> </u></strong><strong><u>metres</u></strong></li></ul><p></p><p> The total distance covered by the stone when it falls back to the ground is <strong>8</strong><strong>0</strong><strong> </strong><strong>+</strong><strong> </strong><strong>8</strong><strong>0</strong><strong> </strong><strong>=</strong><strong> </strong><strong>1</strong><strong>6</strong><strong>0</strong><strong> </strong><strong>metres</strong><strong> </strong></p><p></p><p>And the net displacement of the stone is <strong>0</strong><strong> </strong><strong>metres</strong><strong> </strong>(as the stone reached its initial position).</p></body></html> | |
| 42. |
(8)State the four fundamental laws in geometrical optics. |
| Answer» <html><body><p><strong>Answer:</strong></p><p>Law of rectilinear propagation: According to the law of rectilinear propagation, the light will travel in a <a href="https://interviewquestions.tuteehub.com/tag/straight-633156" style="font-weight:bold;" target="_blank" title="Click to know more about STRAIGHT">STRAIGHT</a> <a href="https://interviewquestions.tuteehub.com/tag/line-1074199" style="font-weight:bold;" target="_blank" title="Click to know more about LINE">LINE</a> in the region of constant refractive index.</p><p>Law of <a href="https://interviewquestions.tuteehub.com/tag/reflection-13747" style="font-weight:bold;" target="_blank" title="Click to know more about REFLECTION">REFLECTION</a>: The law of reflection <a href="https://interviewquestions.tuteehub.com/tag/states-1225920" style="font-weight:bold;" target="_blank" title="Click to know more about STATES">STATES</a> that when a ray of light gets reflected, the angle of reflection will be equal to the angle of incidence. The incident ray reflected ray and the normal are on the same plane.</p><p>Law of refraction: The law of refraction is <a href="https://interviewquestions.tuteehub.com/tag/also-373387" style="font-weight:bold;" target="_blank" title="Click to know more about ALSO">ALSO</a> known as Snell’s law. When a ray of light is refracted at the interface, the incident ray, refracted ray and the normal will are on the same plane. The sine of the angle of refraction is proportional to the angle of incidence.</p></body></html> | |
| 43. |
List at least 3 reasons to support the idea that sound in a wave |
| Answer» <html><body><p><strong>Explanation:</strong></p><p> sound has a <a href="https://interviewquestions.tuteehub.com/tag/frequency-465761" style="font-weight:bold;" target="_blank" title="Click to know more about FREQUENCY">FREQUENCY</a> if you hear closely that the sound on things become higher when thing get far from you than sound of the things get <a href="https://interviewquestions.tuteehub.com/tag/smaller-1213327" style="font-weight:bold;" target="_blank" title="Click to know more about SMALLER">SMALLER</a> this mention that sound is a wave in wave the sound is smaller or larger. </p><p>you know you swim in water and air is on opposite you need force to do as same in sound if object is far from means you then wave of sound get smaller </p><p></p><p>2 reason,if sound is not wave they cannot travel any <a href="https://interviewquestions.tuteehub.com/tag/substance-1231528" style="font-weight:bold;" target="_blank" title="Click to know more about SUBSTANCE">SUBSTANCE</a> sound can travel through air, water,<a href="https://interviewquestions.tuteehub.com/tag/land-539118" style="font-weight:bold;" target="_blank" title="Click to know more about LAND">LAND</a> but not in space in space there is no air only vacuum,</p><p></p><p>3 reason wave are vibration sound is also a vibration so we <a href="https://interviewquestions.tuteehub.com/tag/conclude-409734" style="font-weight:bold;" target="_blank" title="Click to know more about CONCLUDE">CONCLUDE</a> that sound is a wave because sound is a mechanical wave they vibrate through substance wave also vibrates</p></body></html> | |
| 44. |
If your weight is the force created by gravity on your body, what is the reaction force? |
| Answer» <html><body><p><strong>The </strong><strong>answer</strong><strong> is</strong><strong>:</strong></p><p><em>Whatever the object is resting on is exerting a <a href="https://interviewquestions.tuteehub.com/tag/reaction-22747" style="font-weight:bold;" target="_blank" title="Click to know more about REACTION">REACTION</a> force that is equal in magnitude but <a href="https://interviewquestions.tuteehub.com/tag/opposite-1137237" style="font-weight:bold;" target="_blank" title="Click to know more about OPPOSITE">OPPOSITE</a> in direction to the force of gravity. If the object in not in equilibrium, then the reaction is the acceleration of the object in direction of the force of gravity. </em></p><p></p><p><strong><em>Hope</em></strong><strong><em> it's</em></strong><strong><em> <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a></em></strong><strong><em> you</em></strong><strong><em> </em></strong><strong><em>dear.</em></strong></p></body></html> | |
| 45. |
How to Derive this formula? (Don't Spam Please) |
| Answer» <html><body><p><strong>Answer:</strong></p><p>by conservation of.momentum and kinetic energy is completely elastic collision of two <a href="https://interviewquestions.tuteehub.com/tag/particle-1147478" style="font-weight:bold;" target="_blank" title="Click to know more about PARTICLE">PARTICLE</a> in 2 dimensional space. u <a href="https://interviewquestions.tuteehub.com/tag/represents-1185452" style="font-weight:bold;" target="_blank" title="Click to know more about REPRESENTS">REPRESENTS</a> <a href="https://interviewquestions.tuteehub.com/tag/initial-499269" style="font-weight:bold;" target="_blank" title="Click to know more about INITIAL">INITIAL</a> velocities and <a href="https://interviewquestions.tuteehub.com/tag/v-722631" style="font-weight:bold;" target="_blank" title="Click to know more about V">V</a> final <a href="https://interviewquestions.tuteehub.com/tag/velocity-1444512" style="font-weight:bold;" target="_blank" title="Click to know more about VELOCITY">VELOCITY</a> of first particle</p></body></html> | |
| 46. |
Is easier to pull a land roller then pushing |
| Answer» <html><body><p><strong>Explanation:</strong></p><p>is easy to pull a roller than to push it because while pulling we can see <a href="https://interviewquestions.tuteehub.com/tag/two-714195" style="font-weight:bold;" target="_blank" title="Click to know more about TWO">TWO</a> <a href="https://interviewquestions.tuteehub.com/tag/components-926700" style="font-weight:bold;" target="_blank" title="Click to know more about COMPONENTS">COMPONENTS</a> of vertical forces as, ... The <a href="https://interviewquestions.tuteehub.com/tag/normal-1123860" style="font-weight:bold;" target="_blank" title="Click to know more about NORMAL">NORMAL</a> <a href="https://interviewquestions.tuteehub.com/tag/force-22342" style="font-weight:bold;" target="_blank" title="Click to know more about FORCE">FORCE</a> <a href="https://interviewquestions.tuteehub.com/tag/acting-269" style="font-weight:bold;" target="_blank" title="Click to know more about ACTING">ACTING</a> on the roller is increased. Then frictional force acting on the roller is increased. So the push is difficult.</p><p></p><p><strong>Answer:</strong></p><p><em>soil</em></p></body></html> | |
| 47. |
Draw well labelled ray diagram of deviation through prism |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>is in <a href="https://interviewquestions.tuteehub.com/tag/pics-591434" style="font-weight:bold;" target="_blank" title="Click to know more about PICS">PICS</a> </p><p><strong>Explanation:</strong></p><p></p><p></p><h2>hope it <a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a> <a href="https://interviewquestions.tuteehub.com/tag/u-1435036" style="font-weight:bold;" target="_blank" title="Click to know more about U">U</a> </h2><h2><a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> mark my answer brainlist </h2></body></html> | |
| 48. |
Why should the resistance of an ammeter be very small. |
| Answer» <html><body><p><strong>Answer:</strong></p><p>The <a href="https://interviewquestions.tuteehub.com/tag/resistance-1186351" style="font-weight:bold;" target="_blank" title="Click to know more about RESISTANCE">RESISTANCE</a> of an ammeter should be very small so that it <a href="https://interviewquestions.tuteehub.com/tag/may-557248" style="font-weight:bold;" target="_blank" title="Click to know more about MAY">MAY</a> not <a href="https://interviewquestions.tuteehub.com/tag/change-913808" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGE">CHANGE</a> the value of the current <a href="https://interviewquestions.tuteehub.com/tag/flowing-993418" style="font-weight:bold;" target="_blank" title="Click to know more about FLOWING">FLOWING</a> in the circuit. (b) The resistance of a <a href="https://interviewquestions.tuteehub.com/tag/voltmeter-1447991" style="font-weight:bold;" target="_blank" title="Click to know more about VOLTMETER">VOLTMETER</a> should be very large so that it takes a negligible current from the current.</p></body></html> | |
| 49. |
What is the multiplicationof scalar with vector |
| Answer» <html><body><p><strong>Answer:</strong></p><p>I <a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it was <a href="https://interviewquestions.tuteehub.com/tag/helpful-479747" style="font-weight:bold;" target="_blank" title="Click to know more about HELPFUL">HELPFUL</a> </p><p><a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> make my answer as brilliantest answer</p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/properties-11511" style="font-weight:bold;" target="_blank" title="Click to know more about PROPERTIES">PROPERTIES</a> of Scalar Multiplication</p><p>The <a href="https://interviewquestions.tuteehub.com/tag/magnitude-1083080" style="font-weight:bold;" target="_blank" title="Click to know more about MAGNITUDE">MAGNITUDE</a> of the scaled vector is equal to the absolute value of the scalar times the magnitude of the vector. ‖cv‖=|c|v </p></body></html> | |
| 50. |
Good conductor of heat? |
| Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>copper,<a href="https://interviewquestions.tuteehub.com/tag/ferrum-460580" style="font-weight:bold;" target="_blank" title="Click to know more about FERRUM">FERRUM</a> <a href="https://interviewquestions.tuteehub.com/tag/etc-975753" style="font-weight:bold;" target="_blank" title="Click to know more about ETC">ETC</a> is good <a href="https://interviewquestions.tuteehub.com/tag/conductor-928880" style="font-weight:bold;" target="_blank" title="Click to know more about CONDUCTOR">CONDUCTOR</a> of <a href="https://interviewquestions.tuteehub.com/tag/heat-21102" style="font-weight:bold;" target="_blank" title="Click to know more about HEAT">HEAT</a></p></body></html> | |