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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.
| 301. |
Bandwidth is the |
| Answer» <html><body><p> Both a & b</p><br/><br/><p>Bandwidth is measured as the amount of data that can be transferred 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> <a href="https://interviewquestions.tuteehub.com/tag/point-1157106" style="font-weight:bold;" target="_blank" title="Click to know more about POINT">POINT</a> to another within a <a href="https://interviewquestions.tuteehub.com/tag/network-1114046" style="font-weight:bold;" target="_blank" title="Click to know more about NETWORK">NETWORK</a> in a <a href="https://interviewquestions.tuteehub.com/tag/specific-1220917" style="font-weight:bold;" target="_blank" title="Click to know more about SPECIFIC">SPECIFIC</a> amount of time. Typically, bandwidth is expressed as a bitrate and measured in <a href="https://interviewquestions.tuteehub.com/tag/bits-898590" style="font-weight:bold;" target="_blank" title="Click to know more about BITS">BITS</a> per second (bps).</p></body></html> | |
| 302. |
Which statement best describes an igneous intrusion? |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/magma-1082688" style="font-weight:bold;" target="_blank" title="Click to know more about MAGMA">MAGMA</a> is injected into surrounding rock forming an igneous intrusive</p><br/><br/><p>Magma is injected into surrounding rock forming an igneous intrusive is the statement that <a href="https://interviewquestions.tuteehub.com/tag/best-390038" style="font-weight:bold;" target="_blank" title="Click to know more about BEST">BEST</a> <a href="https://interviewquestions.tuteehub.com/tag/describe-437592" style="font-weight:bold;" target="_blank" title="Click to know more about DESCRIBE">DESCRIBE</a> an igneous intrusion.</p></body></html> | |
| 303. |
The theory of relativity is presented by which scientist |
| Answer» <html><body><p> Albert Einstein</p><br/><br/><p>Einstein presented his general <a href="https://interviewquestions.tuteehub.com/tag/theory-706806" style="font-weight:bold;" target="_blank" title="Click to know more about THEORY">THEORY</a> of relativity more than <a href="https://interviewquestions.tuteehub.com/tag/100-263808" style="font-weight:bold;" target="_blank" title="Click to know more about 100">100</a> <a href="https://interviewquestions.tuteehub.com/tag/years-1464846" style="font-weight:bold;" target="_blank" title="Click to know more about YEARS">YEARS</a> ago. According to that foundational theory, now known as special relativity, the <a href="https://interviewquestions.tuteehub.com/tag/laws-1069824" style="font-weight:bold;" target="_blank" title="Click to know more about LAWS">LAWS</a> of physics don't care how fast you are going — the laws of physics and the speed of <a href="https://interviewquestions.tuteehub.com/tag/light-1073401" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHT">LIGHT</a> are the same.</p></body></html> | |
| 304. |
Magnetism at the centre of a bar magnet is |
| Answer» <html><body><p> zero</p><br/><br/><p></p><p>You see that the field lines <a href="https://interviewquestions.tuteehub.com/tag/near-1112277" style="font-weight:bold;" target="_blank" title="Click to know more about NEAR">NEAR</a> the center are parallel to the length of the bar. Moreover, the density of the field lines on the picture is maximized at the "poles" of the bar magnet and minimized at the center which means that the magnitude of the magnetic field is smallest at the center, too. It's not <a href="https://interviewquestions.tuteehub.com/tag/hard-1015537" style="font-weight:bold;" target="_blank" title="Click to know more about HARD">HARD</a> to see why the field lines look approximately as those on the picture above. For an infinitely long magnet, the magnetic field would be fully <a href="https://interviewquestions.tuteehub.com/tag/confined-7257353" style="font-weight:bold;" target="_blank" title="Click to know more about CONFINED">CONFINED</a> to the cylinder - think of an infinitely long solenoid which essentially has the same magnetic field as a bar magnet. For a bar magnet of a finite length, the field lines ultimately split behind the poles but they're still comparably strong over there. On the other <a href="https://interviewquestions.tuteehub.com/tag/hand-1015171" style="font-weight:bold;" target="_blank" title="Click to know more about HAND">HAND</a>, the field outside the bar, and far from the poles, is only nonzero because of some subleading <a href="https://interviewquestions.tuteehub.com/tag/effects-449163" style="font-weight:bold;" target="_blank" title="Click to know more about EFFECTS">EFFECTS</a>; it would vanish for an infinitely long solenoid - that's why the field is so small over there.</p></body></html> | |
| 305. |
Pieces of camphor placed on water move about rapidly. This is because of |
| Answer» <html><body><p> Surface tension</p><br/><br/><p>The Camphor slowly dissolves in the water <a href="https://interviewquestions.tuteehub.com/tag/lowering-1081107" style="font-weight:bold;" target="_blank" title="Click to know more about LOWERING">LOWERING</a> the latter's surface tension in the immediate <a href="https://interviewquestions.tuteehub.com/tag/neighbourhood-1113447" style="font-weight:bold;" target="_blank" title="Click to know more about NEIGHBOURHOOD">NEIGHBOURHOOD</a>. The stronger pull exerted by the uncontaminated portion of water <a href="https://interviewquestions.tuteehub.com/tag/brings-2488276" style="font-weight:bold;" target="_blank" title="Click to know more about BRINGS">BRINGS</a> about a <a href="https://interviewquestions.tuteehub.com/tag/movement-1104563" style="font-weight:bold;" target="_blank" title="Click to know more about MOVEMENT">MOVEMENT</a> of the surface and the camphor particles are carried <a href="https://interviewquestions.tuteehub.com/tag/along-1974109" style="font-weight:bold;" target="_blank" title="Click to know more about ALONG">ALONG</a> with it. When after sometime the whole surface settles for the reduced tension, the movement of the camphor too short.</p></body></html> | |
| 306. |
Materials for rain proof coats and tents owe their water proof properties to |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/surface-1235573" style="font-weight:bold;" target="_blank" title="Click to know more about SURFACE">SURFACE</a> tension</p><br/><br/><p>Materials for rain proof coats and tents owe their water proof properties to Surface Tension. The surface of a liquid <a href="https://interviewquestions.tuteehub.com/tag/behaves-894569" style="font-weight:bold;" target="_blank" title="Click to know more about BEHAVES">BEHAVES</a> <a href="https://interviewquestions.tuteehub.com/tag/like-1073845" style="font-weight:bold;" target="_blank" title="Click to know more about LIKE">LIKE</a> an elastic membrane and <a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a>, has a tendency to contract. This property of liquid is called Surface Tension.</p></body></html> | |
| 307. |
A metal semiconductor junction diode is called ________ |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/schottky-637833" style="font-weight:bold;" target="_blank" title="Click to know more about SCHOTTKY">SCHOTTKY</a> <a href="https://interviewquestions.tuteehub.com/tag/diode-439962" style="font-weight:bold;" target="_blank" title="Click to know more about DIODE">DIODE</a></p><br/><br/><p>A <a href="https://interviewquestions.tuteehub.com/tag/metal-1094457" style="font-weight:bold;" target="_blank" title="Click to know more about METAL">METAL</a> <a href="https://interviewquestions.tuteehub.com/tag/semiconductor-639672" style="font-weight:bold;" target="_blank" title="Click to know more about SEMICONDUCTOR">SEMICONDUCTOR</a> <a href="https://interviewquestions.tuteehub.com/tag/junction-526696" style="font-weight:bold;" target="_blank" title="Click to know more about JUNCTION">JUNCTION</a> diode is called Schottky diode.</p></body></html> | |
| 308. |
An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of : |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/275-299118" style="font-weight:bold;" target="_blank" title="Click to know more about 275">275</a> <a href="https://interviewquestions.tuteehub.com/tag/j-520843" style="font-weight:bold;" target="_blank" title="Click to know more about J">J</a></p></body></html> | |
| 309. |
Which of the following device is best suited for measuring the temperature inside metallurgical furnaces? |
| Answer» <html><body><p> Pyrometer</p><br/><br/><p>Pyrometer is <a href="https://interviewquestions.tuteehub.com/tag/best-390038" style="font-weight:bold;" target="_blank" title="Click to know more about BEST">BEST</a> suited for measuring the temperature <a href="https://interviewquestions.tuteehub.com/tag/inside-1045864" style="font-weight:bold;" target="_blank" title="Click to know more about INSIDE">INSIDE</a> <a href="https://interviewquestions.tuteehub.com/tag/metallurgical-7382947" style="font-weight:bold;" target="_blank" title="Click to know more about METALLURGICAL">METALLURGICAL</a> <a href="https://interviewquestions.tuteehub.com/tag/furnaces-1002507" style="font-weight:bold;" target="_blank" title="Click to know more about FURNACES">FURNACES</a>.</p></body></html> | |
| 310. |
Who measured the velocity of light first ? |
| Answer» <html><body><p> Romer</p><br/><br/><p>Galileo attempted to record the time between lantern signals but was <a href="https://interviewquestions.tuteehub.com/tag/unsuccessful-2318066" style="font-weight:bold;" target="_blank" title="Click to know more about UNSUCCESSFUL">UNSUCCESSFUL</a> because the distance involved was too small and <a href="https://interviewquestions.tuteehub.com/tag/light-1073401" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHT">LIGHT</a> simply moved too fast to be <a href="https://interviewquestions.tuteehub.com/tag/measured-7257656" style="font-weight:bold;" target="_blank" title="Click to know more about MEASURED">MEASURED</a> this way. Around 1676, Danish <a href="https://interviewquestions.tuteehub.com/tag/astronomer-1839" style="font-weight:bold;" target="_blank" title="Click to know more about ASTRONOMER">ASTRONOMER</a> <a href="https://interviewquestions.tuteehub.com/tag/ole-583484" style="font-weight:bold;" target="_blank" title="Click to know more about OLE">OLE</a> Romer became the first person to prove that light travels at a finite speed.</p></body></html> | |
| 311. |
The cooling by a desert Cooler is based on: |
| Answer» <html><body><p> Evaporative Cooling</p><br/><br/><p>Desert coolers are based on the simple <a href="https://interviewquestions.tuteehub.com/tag/principle-1166255" style="font-weight:bold;" target="_blank" title="Click to know more about PRINCIPLE">PRINCIPLE</a> that when <a href="https://interviewquestions.tuteehub.com/tag/unsaturated-721485" style="font-weight:bold;" target="_blank" title="Click to know more about UNSATURATED">UNSATURATED</a> air <a href="https://interviewquestions.tuteehub.com/tag/comes-2017383" style="font-weight:bold;" target="_blank" title="Click to know more about COMES">COMES</a> in contact with water, the water <a href="https://interviewquestions.tuteehub.com/tag/evaporates-7679271" style="font-weight:bold;" target="_blank" title="Click to know more about EVAPORATES">EVAPORATES</a>. In the process, the moisture content of air increases, while its <a href="https://interviewquestions.tuteehub.com/tag/temperature-11887" style="font-weight:bold;" target="_blank" title="Click to know more about TEMPERATURE">TEMPERATURE</a> decreases. The resulting cold but moist air is used for providing cooling.</p></body></html> | |
| 312. |
Solids have definite shapes.This is because |
| Answer» <html><body><p> The <a href="https://interviewquestions.tuteehub.com/tag/forces-16875" style="font-weight:bold;" target="_blank" title="Click to know more about FORCES">FORCES</a> of cohesion are very large</p><br/><br/><p>Any matter that is a solid has a definite shape and a definite volume. The molecules in a solid are in fixed positions and are close together. <a href="https://interviewquestions.tuteehub.com/tag/although-7380138" style="font-weight:bold;" target="_blank" title="Click to know more about ALTHOUGH">ALTHOUGH</a> the molecules can still <a href="https://interviewquestions.tuteehub.com/tag/vibrate-1446058" style="font-weight:bold;" target="_blank" title="Click to know more about VIBRATE">VIBRATE</a>, they cannot move from one part of the solid 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> part. As a result, a solid does not easily <a href="https://interviewquestions.tuteehub.com/tag/change-913808" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGE">CHANGE</a> its shape or its volume.</p></body></html> | |
| 313. |
Natural radioactivity was discovered by |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/henri-2108304" style="font-weight:bold;" target="_blank" title="Click to know more about HENRI">HENRI</a> <a href="https://interviewquestions.tuteehub.com/tag/becquerel-394947" style="font-weight:bold;" target="_blank" title="Click to know more about BECQUEREL">BECQUEREL</a></p><br/><br/><p>Natural <a href="https://interviewquestions.tuteehub.com/tag/radioactivity-1176157" style="font-weight:bold;" target="_blank" title="Click to know more about RADIOACTIVITY">RADIOACTIVITY</a> was <a href="https://interviewquestions.tuteehub.com/tag/discovered-440478" style="font-weight:bold;" target="_blank" title="Click to know more about DISCOVERED">DISCOVERED</a> by Henri Becquerel.</p></body></html> | |
| 314. |
Speed of sound is the greatest in : |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/glass-14164" style="font-weight:bold;" target="_blank" title="Click to know more about GLASS">GLASS</a></p><br/><br/><p>Speed of <a href="https://interviewquestions.tuteehub.com/tag/sound-648690" style="font-weight:bold;" target="_blank" title="Click to know more about SOUND">SOUND</a> is the <a href="https://interviewquestions.tuteehub.com/tag/greatest-1012336" style="font-weight:bold;" target="_blank" title="Click to know more about GREATEST">GREATEST</a> in glass.</p></body></html> | |
| 315. |
Which one of the following is a good electrical conductor? |
| Answer» <html><body><p> Graphite</p><br/><br/><p>Conductivity is the capacity to transmit current or <a href="https://interviewquestions.tuteehub.com/tag/heat-21102" style="font-weight:bold;" target="_blank" title="Click to know more about HEAT">HEAT</a>. Pure <a href="https://interviewquestions.tuteehub.com/tag/elemental-969315" style="font-weight:bold;" target="_blank" title="Click to know more about ELEMENTAL">ELEMENTAL</a> silver is the best conductor of <a href="https://interviewquestions.tuteehub.com/tag/electricity-968393" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRICITY">ELECTRICITY</a>. Copper, gold, aluminium are good <a href="https://interviewquestions.tuteehub.com/tag/conductors-14781" style="font-weight:bold;" target="_blank" title="Click to know more about CONDUCTORS">CONDUCTORS</a> of electricity.</p></body></html> | |
| 316. |
What is the source of energy for the water cycle? |
| Answer» <html><body><p> Sun</p><br/><br/><p>The sun is what makes the <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a> <a href="https://interviewquestions.tuteehub.com/tag/cycle-942437" style="font-weight:bold;" target="_blank" title="Click to know more about CYCLE">CYCLE</a> <a href="https://interviewquestions.tuteehub.com/tag/work-20377" style="font-weight:bold;" target="_blank" title="Click to know more about WORK">WORK</a>. The sun <a href="https://interviewquestions.tuteehub.com/tag/provides-1171126" style="font-weight:bold;" target="_blank" title="Click to know more about PROVIDES">PROVIDES</a> what almost everything on Earth needs to go—energy, or <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> | |
| 317. |
Which among the following is the fundamental quantity ? |
| Answer» <html><body><p> Time</p><br/><br/><p>In physics, there are seven fundamental physical <a href="https://interviewquestions.tuteehub.com/tag/quantities-1174208" style="font-weight:bold;" target="_blank" title="Click to know more about QUANTITIES">QUANTITIES</a> that are measured in base or physical fundamental <a href="https://interviewquestions.tuteehub.com/tag/units-1438468" style="font-weight:bold;" target="_blank" title="Click to know more about UNITS">UNITS</a>: length, mass, time, electric current, temperature, amount of substance and <a href="https://interviewquestions.tuteehub.com/tag/luminous-2161520" style="font-weight:bold;" target="_blank" title="Click to know more about LUMINOUS">LUMINOUS</a> intensity.</p></body></html> | |
| 318. |
Two metallic plate of equal thickness and coefficient thermal conductivity K1 and K2 put together face to face. A common plate is constructed. What is equivalent K? |
| Answer» <html><body><p> 2k1k2/k1+k2</p><br/><br/><p>Equivalent <a href="https://interviewquestions.tuteehub.com/tag/k-527196" style="font-weight:bold;" target="_blank" title="Click to know more about K">K</a> will be 2k1k2/k1+k2.</p></body></html> | |
| 319. |
Red light has a wavelength of 70 A°. In "nm" it is |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/700-333923" style="font-weight:bold;" target="_blank" title="Click to know more about 700">700</a> <a href="https://interviewquestions.tuteehub.com/tag/nm-579234" style="font-weight:bold;" target="_blank" title="Click to know more about NM">NM</a></p><br/><br/><p>Red <a href="https://interviewquestions.tuteehub.com/tag/light-1073401" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHT">LIGHT</a> has a <a href="https://interviewquestions.tuteehub.com/tag/wavelength-1450414" style="font-weight:bold;" target="_blank" title="Click to know more about WAVELENGTH">WAVELENGTH</a> of <a href="https://interviewquestions.tuteehub.com/tag/70-333629" style="font-weight:bold;" target="_blank" title="Click to know more about 70">70</a> A°. In "nm" it is 700 nm.</p></body></html> | |
| 320. |
The locomotion of insects to the source of light is called : |
| Answer» <html><body><p> Phototropic</p><br/><br/><p>The <a href="https://interviewquestions.tuteehub.com/tag/locomotion-1077456" style="font-weight:bold;" target="_blank" title="Click to know more about LOCOMOTION">LOCOMOTION</a> of <a href="https://interviewquestions.tuteehub.com/tag/insects-1045798" style="font-weight:bold;" target="_blank" title="Click to know more about INSECTS">INSECTS</a> to the <a href="https://interviewquestions.tuteehub.com/tag/source-1219297" style="font-weight:bold;" target="_blank" title="Click to know more about SOURCE">SOURCE</a> of <a href="https://interviewquestions.tuteehub.com/tag/light-1073401" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHT">LIGHT</a> 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> Phototropic.</p></body></html> | |
| 321. |
If the spinning speed of the earth is increased then the weight of body at the equator |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/decreases-946143" style="font-weight:bold;" target="_blank" title="Click to know more about DECREASES">DECREASES</a></p><br/><br/><p>If the <a href="https://interviewquestions.tuteehub.com/tag/spinning-1222315" style="font-weight:bold;" target="_blank" title="Click to know more about SPINNING">SPINNING</a> speed of the <a href="https://interviewquestions.tuteehub.com/tag/earth-13129" style="font-weight:bold;" target="_blank" title="Click to know more about EARTH">EARTH</a> is increased then the <a href="https://interviewquestions.tuteehub.com/tag/weight-1451304" style="font-weight:bold;" target="_blank" title="Click to know more about WEIGHT">WEIGHT</a> of body at the equator decreases.</p></body></html> | |
| 322. |
A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] |
| Answer» <html><body><p> 1568 J</p><br/><br/><p>A mass of 20 kg is at a height of <a href="https://interviewquestions.tuteehub.com/tag/8-336412" style="font-weight:bold;" target="_blank" title="Click to know more about 8">8</a> m above the ground. Then the <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/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a> possessed by the body is 1586 J.</p></body></html> | |
| 323. |
Thermocouple consists of |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/two-714195" style="font-weight:bold;" target="_blank" title="Click to know more about TWO">TWO</a> dissimilar metals</p><br/><br/><p>A thermocouple consists of two dissimilar metals, joined together at one end. When the <a href="https://interviewquestions.tuteehub.com/tag/junction-526696" style="font-weight:bold;" target="_blank" title="Click to know more about JUNCTION">JUNCTION</a> of the two metals is cooled or heated a <a href="https://interviewquestions.tuteehub.com/tag/voltage-1447811" style="font-weight:bold;" target="_blank" title="Click to know more about VOLTAGE">VOLTAGE</a> is produced that can be correlated back to the temperature. Most thermocouple alloys are commonly available as wire.</p></body></html> | |
| 324. |
Which of the following parts of the sunlight makes the solar cooker hot ? |
| Answer» <html><body><p> Infra red</p><br/><br/><p>Glass transmits visible light but blocks infrared thermal radiation from escaping. This amplifies the heat trapping effect. A solar cooker, or solar oven, is a device which <a href="https://interviewquestions.tuteehub.com/tag/uses-722152" style="font-weight:bold;" target="_blank" title="Click to know more about USES">USES</a> the energy of direct sunlight to heat food or drink to cook it or <a href="https://interviewquestions.tuteehub.com/tag/sterilize-7300604" style="font-weight:bold;" target="_blank" title="Click to know more about STERILIZE">STERILIZE</a> it. The vast majority of the solar cookers presently in <a href="https://interviewquestions.tuteehub.com/tag/use-1441041" style="font-weight:bold;" target="_blank" title="Click to know more about USE">USE</a> are relatively cheap, low-tech devices. Because they use no fuel and cost nothing to operate, many <a href="https://interviewquestions.tuteehub.com/tag/nonprofit-2198532" style="font-weight:bold;" target="_blank" title="Click to know more about NONPROFIT">NONPROFIT</a> organizations are promoting their use worldwide to help reduce fuel costs for low-income people, reduce air pollution and slow deforestation and desertification, caused by use of firewood for cooking. Solar cooking is a <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a> of outdoor cooking and is often used in situations where minimal fuel consumption is important, or the danger of accidental fires is high.</p></body></html> | |
| 325. |
Water has maximum density at |
| Answer» <html><body><p> 4°C</p><br/><br/><p>An especially <a href="https://interviewquestions.tuteehub.com/tag/notable-7367824" style="font-weight:bold;" target="_blank" title="Click to know more about NOTABLE">NOTABLE</a> irregular maximum <a href="https://interviewquestions.tuteehub.com/tag/density-17451" style="font-weight:bold;" target="_blank" title="Click to know more about DENSITY">DENSITY</a> is that of water, which <a href="https://interviewquestions.tuteehub.com/tag/reaches-1178076" style="font-weight:bold;" target="_blank" title="Click to know more about REACHES">REACHES</a> a density <a href="https://interviewquestions.tuteehub.com/tag/peak-1149480" style="font-weight:bold;" target="_blank" title="Click to know more about PEAK">PEAK</a> at 3.98°C (39.16°F) <a href="https://interviewquestions.tuteehub.com/tag/approximately-380771" style="font-weight:bold;" target="_blank" title="Click to know more about APPROXIMATELY">APPROXIMATELY</a> 4<sup>o</sup>C.</p></body></html> | |
| 326. |
The frequency of direct current is ________ |
| Answer» <html><body><p> Zero</p><br/><br/><p>The frequency of direct current (<a href="https://interviewquestions.tuteehub.com/tag/dc-430940" style="font-weight:bold;" target="_blank" title="Click to know more about DC">DC</a>) is 0 Hz, as the current only flows in <a href="https://interviewquestions.tuteehub.com/tag/one-585732" style="font-weight:bold;" target="_blank" title="Click to know more about ONE">ONE</a> direction.</p></body></html> | |
| 327. |
In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by |
| Answer» <html><body><p><<a href="https://interviewquestions.tuteehub.com/tag/p-588962" style="font-weight:bold;" target="_blank" title="Click to know more about P">P</a>> Psinq sina</p><br/><br/><p>The <a href="https://interviewquestions.tuteehub.com/tag/cartesian-413757" style="font-weight:bold;" target="_blank" title="Click to know more about CARTESIAN">CARTESIAN</a> Coordinates can be retrieved from <a href="https://interviewquestions.tuteehub.com/tag/spherical-650244" style="font-weight:bold;" target="_blank" title="Click to know more about SPHERICAL">SPHERICAL</a> coordinates (<a href="https://interviewquestions.tuteehub.com/tag/l-535906" style="font-weight:bold;" target="_blank" title="Click to know more about L">L</a>,q,a) by:<br/>X = r.sinq.cosa<br/>Y = r.sinq.sina<br/>Z = r.sinq<br/>Using the same we get for P,<br/>Y = P.sinq.sina<br/></p></body></html> | |
| 328. |
The safest hammers are those with heads that are |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/alloy-857965" style="font-weight:bold;" target="_blank" title="Click to know more about ALLOY">ALLOY</a> and drop-forged <a href="https://interviewquestions.tuteehub.com/tag/steel-1227006" style="font-weight:bold;" target="_blank" title="Click to know more about STEEL">STEEL</a></p><br/><br/><p>The <a href="https://interviewquestions.tuteehub.com/tag/safest-1193254" style="font-weight:bold;" target="_blank" title="Click to know more about SAFEST">SAFEST</a> <a href="https://interviewquestions.tuteehub.com/tag/hammers-1015161" style="font-weight:bold;" target="_blank" title="Click to know more about HAMMERS">HAMMERS</a> are those with <a href="https://interviewquestions.tuteehub.com/tag/heads-1016558" style="font-weight:bold;" target="_blank" title="Click to know more about HEADS">HEADS</a> that are alloy and drop-forged steel.</p></body></html> | |
| 329. |
Why does the sea appear blue in colour? |
| Answer» <html><body><p> Scattering of the sunlight by water molecules</p><br/><br/><p>When sunlight hits the surface of sea or ocean, some of the light gets reflected back, <a href="https://interviewquestions.tuteehub.com/tag/whereas-2326610" style="font-weight:bold;" target="_blank" title="Click to know more about WHEREAS">WHEREAS</a>, most of the longer wavelengths such as red, orange and yellow penetrate sea water and get absorbed by the water molecules. So only the shorter wavelengths of light which <a href="https://interviewquestions.tuteehub.com/tag/contain-409810" style="font-weight:bold;" target="_blank" title="Click to know more about CONTAIN">CONTAIN</a> <a href="https://interviewquestions.tuteehub.com/tag/violet-1446649" style="font-weight:bold;" target="_blank" title="Click to know more about VIOLET">VIOLET</a> and blue colors are reflected back to <a href="https://interviewquestions.tuteehub.com/tag/reach-1178062" style="font-weight:bold;" target="_blank" title="Click to know more about REACH">REACH</a> our <a href="https://interviewquestions.tuteehub.com/tag/eyes-455676" style="font-weight:bold;" target="_blank" title="Click to know more about EYES">EYES</a>. Hence the sea water appears blue.</p></body></html> | |
| 330. |
What is the SI unit of Force? |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/newton-11212" style="font-weight:bold;" target="_blank" title="Click to know more about NEWTON">NEWTON</a></p><br/><br/><p>SI <a href="https://interviewquestions.tuteehub.com/tag/unit-1438166" style="font-weight:bold;" target="_blank" title="Click to know more about UNIT">UNIT</a> of <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 Newton.</p></body></html> | |
| 331. |
Which term is not associated with sound wave? |
| Answer» <html><body><p> Candela</p><br/><br/><p>Candela is the <a href="https://interviewquestions.tuteehub.com/tag/si-630826" style="font-weight:bold;" target="_blank" title="Click to know more about SI">SI</a> <a href="https://interviewquestions.tuteehub.com/tag/unit-1438166" style="font-weight:bold;" target="_blank" title="Click to know more about UNIT">UNIT</a> of <a href="https://interviewquestions.tuteehub.com/tag/luminous-2161520" style="font-weight:bold;" target="_blank" title="Click to know more about LUMINOUS">LUMINOUS</a> <a href="https://interviewquestions.tuteehub.com/tag/intensity-1047474" style="font-weight:bold;" target="_blank" title="Click to know more about INTENSITY">INTENSITY</a>.</p></body></html> | |
| 332. |
The dimension of Planck constant equals to that of |
| Answer» <html><body><p> Angular <a href="https://interviewquestions.tuteehub.com/tag/momentum-1100588" style="font-weight:bold;" target="_blank" title="Click to know more about MOMENTUM">MOMENTUM</a></p><br/><br/><p>The <a href="https://interviewquestions.tuteehub.com/tag/dimension-954106" style="font-weight:bold;" target="_blank" title="Click to know more about DIMENSION">DIMENSION</a> of <a href="https://interviewquestions.tuteehub.com/tag/planck-601032" style="font-weight:bold;" target="_blank" title="Click to know more about PLANCK">PLANCK</a> constant <a href="https://interviewquestions.tuteehub.com/tag/equals-974070" style="font-weight:bold;" target="_blank" title="Click to know more about EQUALS">EQUALS</a> to that of angular momentum.</p></body></html> | |
| 333. |
Materials that usually are good conductors of electricity? |
| Answer» <html><body><p> Aluminium</p><br/><br/><p>Aluminium is <a href="https://interviewquestions.tuteehub.com/tag/good-1009017" style="font-weight:bold;" target="_blank" title="Click to know more about GOOD">GOOD</a> <a href="https://interviewquestions.tuteehub.com/tag/conductors-14781" style="font-weight:bold;" target="_blank" title="Click to know more about CONDUCTORS">CONDUCTORS</a> of <a href="https://interviewquestions.tuteehub.com/tag/electricity-968393" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRICITY">ELECTRICITY</a>.</p></body></html> | |
| 334. |
Which of the following is preferred for accelerating electrons? |
| Answer» <html><body><p> Betatron</p><br/><br/><p>Betatron is <a href="https://interviewquestions.tuteehub.com/tag/preferred-1163231" style="font-weight:bold;" target="_blank" title="Click to know more about PREFERRED">PREFERRED</a> for <a href="https://interviewquestions.tuteehub.com/tag/accelerating-366486" style="font-weight:bold;" target="_blank" title="Click to know more about ACCELERATING">ACCELERATING</a> <a href="https://interviewquestions.tuteehub.com/tag/electrons-969138" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRONS">ELECTRONS</a>.</p></body></html> | |
| 335. |
Which physical quantity is measured in 'siemens'? |
| Answer» <html><body><p> Electrical conductance</p><br/><br/><p>The siemens (symbol: S) is the <a href="https://interviewquestions.tuteehub.com/tag/derived-437539" style="font-weight:bold;" target="_blank" title="Click to know more about DERIVED">DERIVED</a> unit of electric conductance, electric <a href="https://interviewquestions.tuteehub.com/tag/susceptance-3091812" style="font-weight:bold;" target="_blank" title="Click to know more about SUSCEPTANCE">SUSCEPTANCE</a>, and electric admittance in the <a href="https://interviewquestions.tuteehub.com/tag/international-21795" style="font-weight:bold;" target="_blank" title="Click to know more about INTERNATIONAL">INTERNATIONAL</a> System of Units (SI).</p></body></html> | |
| 336. |
The magnitude of buoyant force depends on the ________ of the fluid. |
| Answer» <html><body><p> Density</p><br/><br/><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 <a href="https://interviewquestions.tuteehub.com/tag/buoyant-391416" style="font-weight:bold;" target="_blank" title="Click to know more about BUOYANT">BUOYANT</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> depends on the density of the <a href="https://interviewquestions.tuteehub.com/tag/fluid-993483" style="font-weight:bold;" target="_blank" title="Click to know more about FLUID">FLUID</a>.</p></body></html> | |
| 337. |
Sound travels at the fastest speed in |
| Answer» <html><body><p> steel</p><br/><br/><p><a href="https://interviewquestions.tuteehub.com/tag/sound-648690" style="font-weight:bold;" target="_blank" title="Click to know more about SOUND">SOUND</a> travels <a href="https://interviewquestions.tuteehub.com/tag/fastest-459780" style="font-weight:bold;" target="_blank" title="Click to know more about FASTEST">FASTEST</a> through solids. This is because molecules in a solid medium are much closer together than those in a <a href="https://interviewquestions.tuteehub.com/tag/liquid-1075124" style="font-weight:bold;" target="_blank" title="Click to know more about LIQUID">LIQUID</a> or gas, allowing sound waves to travel more <a href="https://interviewquestions.tuteehub.com/tag/quickly-610723" style="font-weight:bold;" target="_blank" title="Click to know more about QUICKLY">QUICKLY</a> through it. In fact, sound waves travel over 17 times faster through steel than through air.</p></body></html> | |
| 338. |
One can distinguish a telescope from a microscope by observing |
| Answer» <html><body><p> Length and size of the lens</p><br/><br/><p>One can <a href="https://interviewquestions.tuteehub.com/tag/distinguish-956793" style="font-weight:bold;" target="_blank" title="Click to know more about DISTINGUISH">DISTINGUISH</a> a telescope from a <a href="https://interviewquestions.tuteehub.com/tag/microscope-1095829" style="font-weight:bold;" target="_blank" title="Click to know more about MICROSCOPE">MICROSCOPE</a> by <a href="https://interviewquestions.tuteehub.com/tag/observing-7297233" style="font-weight:bold;" target="_blank" title="Click to know more about OBSERVING">OBSERVING</a> length and size of the lens.</p></body></html> | |
| 339. |
Optical fibre works on the |
| Answer» <html><body><p> total internal reflection</p><br/><br/><p>The optical <a href="https://interviewquestions.tuteehub.com/tag/fibre-987168" style="font-weight:bold;" target="_blank" title="Click to know more about FIBRE">FIBRE</a> is a device which works on the principle of total internal reflection by which light signals can be transmitted 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> to another with a negligible <a href="https://interviewquestions.tuteehub.com/tag/loss-1079380" style="font-weight:bold;" target="_blank" title="Click to know more about LOSS">LOSS</a> of energy. Characteristics of Optical Fibre: It has a <a href="https://interviewquestions.tuteehub.com/tag/large-1066424" style="font-weight:bold;" target="_blank" title="Click to know more about LARGE">LARGE</a> <a href="https://interviewquestions.tuteehub.com/tag/bandwidth-14801" style="font-weight:bold;" target="_blank" title="Click to know more about BANDWIDTH">BANDWIDTH</a>.</p></body></html> | |
| 340. |
The optical phenomenon that is primarily responsible for the observation of rainbow on a rainy day is |
| Answer» <html><body><p> Dispersion</p><br/><br/><p>The <a href="https://interviewquestions.tuteehub.com/tag/optical-583872" style="font-weight:bold;" target="_blank" title="Click to know more about OPTICAL">OPTICAL</a> phenomenon that is primarily responsible for the observation of rainbow on a <a href="https://interviewquestions.tuteehub.com/tag/rainy-616682" style="font-weight:bold;" target="_blank" title="Click to know more about RAINY">RAINY</a> day is dispersion. Rainbow is <a href="https://interviewquestions.tuteehub.com/tag/caused-7279664" style="font-weight:bold;" target="_blank" title="Click to know more about CAUSED">CAUSED</a> mainly by <a href="https://interviewquestions.tuteehub.com/tag/reflection-13747" style="font-weight:bold;" target="_blank" title="Click to know more about REFLECTION">REFLECTION</a>, refraction and dispersion.</p></body></html> | |
| 341. |
Lightning is caused due to |
| Answer» <html><body><p> Electric discharge</p><br/><br/><p><a href="https://interviewquestions.tuteehub.com/tag/lightning-541882" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHTNING">LIGHTNING</a> is an electrical discharge caused by <a href="https://interviewquestions.tuteehub.com/tag/imbalances-1037230" style="font-weight:bold;" target="_blank" title="Click to know more about IMBALANCES">IMBALANCES</a> between <a href="https://interviewquestions.tuteehub.com/tag/storm-21158" style="font-weight:bold;" target="_blank" title="Click to know more about STORM">STORM</a> <a href="https://interviewquestions.tuteehub.com/tag/clouds-919894" style="font-weight:bold;" target="_blank" title="Click to know more about CLOUDS">CLOUDS</a> and the ground, or within the clouds themselves. Most lightning <a href="https://interviewquestions.tuteehub.com/tag/occurs-1127848" style="font-weight:bold;" target="_blank" title="Click to know more about OCCURS">OCCURS</a> within the clouds.</p></body></html> | |
| 342. |
Which of the following instrument is used to measure Soil Water Tension? |
| Answer» <html><body><p> Tensiometer</p><br/><br/><p>Tensiometer is <a href="https://interviewquestions.tuteehub.com/tag/used-2318798" style="font-weight:bold;" target="_blank" title="Click to know more about USED">USED</a> to <a href="https://interviewquestions.tuteehub.com/tag/measure-1091857" style="font-weight:bold;" target="_blank" title="Click to know more about MEASURE">MEASURE</a> <a href="https://interviewquestions.tuteehub.com/tag/soil-15956" style="font-weight:bold;" target="_blank" title="Click to know more about SOIL">SOIL</a> <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a> <a href="https://interviewquestions.tuteehub.com/tag/tension-1241727" style="font-weight:bold;" target="_blank" title="Click to know more about TENSION">TENSION</a>.</p></body></html> | |
| 343. |
The instrument used to measure the speed of the wind is |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/anemometer-875298" style="font-weight:bold;" target="_blank" title="Click to know more about ANEMOMETER">ANEMOMETER</a></p><br/><br/><p>The <a href="https://interviewquestions.tuteehub.com/tag/instrument-1046405" style="font-weight:bold;" target="_blank" title="Click to know more about INSTRUMENT">INSTRUMENT</a> <a href="https://interviewquestions.tuteehub.com/tag/used-2318798" style="font-weight:bold;" target="_blank" title="Click to know more about USED">USED</a> to <a href="https://interviewquestions.tuteehub.com/tag/measure-1091857" style="font-weight:bold;" target="_blank" title="Click to know more about MEASURE">MEASURE</a> the speed of the wind is anemometer.</p></body></html> | |
| 344. |
The audio signals of TV are |
| Answer» <html><body><p> Frequency modulated</p><br/><br/><p>In Analog TV <a href="https://interviewquestions.tuteehub.com/tag/broadcast-904464" style="font-weight:bold;" target="_blank" title="Click to know more about BROADCAST">BROADCAST</a>, <a href="https://interviewquestions.tuteehub.com/tag/audio-887821" style="font-weight:bold;" target="_blank" title="Click to know more about AUDIO">AUDIO</a> <a href="https://interviewquestions.tuteehub.com/tag/signals-13891" style="font-weight:bold;" target="_blank" title="Click to know more about SIGNALS">SIGNALS</a> are transmitted by Frequency Modulation (<a href="https://interviewquestions.tuteehub.com/tag/fm-457706" style="font-weight:bold;" target="_blank" title="Click to know more about FM">FM</a>), while video signals are transmitted by Amplitude Modulation (AM).</p></body></html> | |
| 345. |
The energy stored in a watch spring is |
| Answer» <html><body><p> Potential <a href="https://interviewquestions.tuteehub.com/tag/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a></p><br/><br/><p>When a <a href="https://interviewquestions.tuteehub.com/tag/spring-11487" style="font-weight:bold;" target="_blank" title="Click to know more about SPRING">SPRING</a> is compressed, it <a href="https://interviewquestions.tuteehub.com/tag/stores-1228345" style="font-weight:bold;" target="_blank" title="Click to know more about STORES">STORES</a> energy in <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a> of elastic potential energy.</p></body></html> | |
| 346. |
The force exerted on an object is 200 N and its mass is 100 kg. Find the acceleration of the object. |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a> m/sq.s</p></body></html> | |
| 347. |
If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as lUV, lVIS and lIR respectively, then which of the following gives the correct relationship among these wavelengths? |
| Answer» <html><body><p> LUV < <a href="https://interviewquestions.tuteehub.com/tag/lvis-1065206" style="font-weight:bold;" target="_blank" title="Click to know more about LVIS">LVIS</a> < lIR</p><br/><br/><p>The correct <a href="https://interviewquestions.tuteehub.com/tag/relationship-1183331" style="font-weight:bold;" target="_blank" title="Click to know more about RELATIONSHIP">RELATIONSHIP</a> <a href="https://interviewquestions.tuteehub.com/tag/among-374776" style="font-weight:bold;" target="_blank" title="Click to know more about AMONG">AMONG</a> these wavelengths is LUV < lVIS < lIR.</p></body></html> | |
| 348. |
The spring constant of a spring depends on its |
| Answer» <html><body><p> Thickness, its diameter and its material</p><br/><br/><p>In dealing with a coil spring the spring <a href="https://interviewquestions.tuteehub.com/tag/constant-930172" style="font-weight:bold;" target="_blank" title="Click to know more about CONSTANT">CONSTANT</a> will depend on the stiffness of the spring material, the thickness of the wire from which the spring is <a href="https://interviewquestions.tuteehub.com/tag/wound-1461729" style="font-weight:bold;" target="_blank" title="Click to know more about WOUND">WOUND</a> and, diameter of the turns of the coil, the <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> of turns per <a href="https://interviewquestions.tuteehub.com/tag/unit-1438166" style="font-weight:bold;" target="_blank" title="Click to know more about UNIT">UNIT</a> length and the overall length of the spring.</p></body></html> | |
| 349. |
If we want to calculate the pressure of a liquid at the bottom of a vessel, the quantity which is not required to determine it, is |
| Answer» <html><body><p> Surface area of the bottom of the vessel</p><br/><br/><p>The pressure exerted by a static fluid depends only <a href="https://interviewquestions.tuteehub.com/tag/upon-2315586" style="font-weight:bold;" target="_blank" title="Click to know more about UPON">UPON</a> the <a href="https://interviewquestions.tuteehub.com/tag/depth-948801" style="font-weight:bold;" target="_blank" title="Click to know more about DEPTH">DEPTH</a> of the fluid, the <a href="https://interviewquestions.tuteehub.com/tag/density-17451" style="font-weight:bold;" target="_blank" title="Click to know more about DENSITY">DENSITY</a> of the fluid, and the acceleration of gravity. Static fluid pressure does not <a href="https://interviewquestions.tuteehub.com/tag/depend-948478" style="font-weight:bold;" target="_blank" title="Click to know more about DEPEND">DEPEND</a> on the shape, <a href="https://interviewquestions.tuteehub.com/tag/total-711110" style="font-weight:bold;" target="_blank" title="Click to know more about TOTAL">TOTAL</a> mass, or surface area of the liquid.</p></body></html> | |
| 350. |
Through which light cannot pass? |
| Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/book-900767" style="font-weight:bold;" target="_blank" title="Click to know more about BOOK">BOOK</a></p><br/><br/><p>Light cannot <a href="https://interviewquestions.tuteehub.com/tag/pass-1148402" style="font-weight:bold;" target="_blank" title="Click to know more about PASS">PASS</a> through book.</p></body></html> | |