InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Class 11 knowledge and support exam preparation. Choose a topic below to get started.
| 1651. |
Anybody watch khan academy videos on you tube. Are those videos good ????? |
| Answer» Hmm..<br>Yes Very Good<br>somewhat good | |
| 1652. |
Deduce an expression for distance travelled in nth second |
| Answer» sn=u+1/2×a(2n-1) | |
| 1653. |
Derivations of equation of motion for uniform acceleration using graphical method |
| Answer» G haa....... YashRajpootThakur1 id se..... u can search me on it......<br>hope its help you ☺<br>for 3 equation ...=> vbar=v+v0/2and from 1 equation =>t =v-v0/aso=>x=vbar×t=(v+v0/2)(v-v0/a)=v^2-v0^2/2a=>2a(x)=v^2-v0^2<br>for second equation , x = total area covered ...so .. x=area of reactangle+area of triangle ...=> l×b+1/2base×height => v0×t+1/2(t)(v-v0)from 1 equation we get .......=> v0t+1/2(t)(atL=> v0t+1/2at^2<br>for 1 equation => a=v-v0/t => at=v-v0 => v=v0+at<br>Tum log brainly per ho??<br>Arey yr.... yhaa pr kaise du answer.....Brianly app pr add kr question uss pr dunga yhaa nhi..... ho payega | |
| 1654. |
What is difference between Nm&mN? |
| Answer» mN- milli Newton - smaller SI unit of Force which will be equal to thousandth of a newton\xa01mN=0.001NNm-- Newton meter\xa0Newton Meter is the SI unit of work Done. | |
| 1655. |
Why wr need to use rectangular coordinate system as referencila point in motion |
| Answer» | |
| 1656. |
Convert one dyne into newton? |
| Answer» 1 newton==10**5 dyne | |
| 1657. |
Write an expression for the disantce covered in nth second by a uniform\u200bly accelerated body. |
| Answer» S= u + 1/2a(2n-1) | |
| 1658. |
Why it is easier to pull a lean colar than to push it |
| Answer» It is easier to push it because whean a lean rollerpull the component of sin# acts against the weight of the body .\'.,when a body push the component fsin# acts along with the weight of the body thus increasing the reaction and static friction. Fcos#Fsin# ________| / |\\| / | \\ | / | \\|/__________fcos# fsin# Bas diagram se samajh jana | |
| 1659. |
If a caloremetr contien ice and water then what is the temprature of mixture??? |
| Answer» | |
| 1660. |
Can any body plz suggest me home tutor for physics class 11.I\'m from kanpur, rawatpur gaon. |
| Answer» I\'m not interested in any institute now bt i will think it about for next year but for this year i want any home tutor for physics.<br>I am from Geeta nagar Kanpur and I am going in Aakash Institute. So I think you will search it or please come to Aakash from next year | |
| 1661. |
What is the gravitational field on the axis of ring.... And inside at any point.?? |
| Answer» its differntiation F = GMe m/Re2 , and after integration he answer it<br>ohhh<br>It is from gravitation chapter<br>from which chapter ???<br>Thoda complicated sa hai par samajh lena<br>E=gmr*rcap/(a^2+r^2)^3/2 | |
| 1662. |
what is the mass of a body that weigh 1N at a place where g= 9.8m/s^-2Answer |
| Answer» =>w = mg=>here w = F = 1N=>1= m x 9.8=>m = 1/9.8 =>m = 0.102<br>Force = mass ×acc1N=mass×9.8m/s²Mass=1/9.8 | |
| 1663. |
what is the mass of a body that weigh 1N at a place where g=9.8m/s^-2 |
| Answer» 9.8kg<br>Ans | |
| 1664. |
Out of 60 |
| Answer» | |
| 1665. |
Is derivesions of chapters is coming in exams |
| Answer» Of course 100% it will come<br>Yes , derivations are important<br>Bilkul bro<br>Yes of course | |
| 1666. |
Unit 5(b) Moment Of Inertia , what is radius of gyration plz tell me ans, it\'s urgent |
| Answer» The moment of inertia of a body about an axis is sometimes represented using the radius of gyration. Radius of gyration is the imaginary distance from the centroid at which the area of cross section is imagined to be focused at a point in order to obtain the same moment of inertia. It is denoted by k. | |
| 1667. |
Momentum gives a measure of ? |
| Answer» Momentum gives measure of external force applied | |
| 1668. |
Kindly gave me all physics chapter wise marks |
| Answer» Nahi denge to ka kar lege | |
| 1669. |
Second law of motion is universal law of motion |
| Answer» Because when any boy have f=ma to give that it.<br>Yes | |
| 1670. |
Example of random error |
| Answer» Precision is a type of random error<br>A spring balance might show some variation in measurement due to fluctuations in temperature conditions of loading and uploading,etc. | |
| 1671. |
Parllelogram law of vactor addition proof |
| Answer» Let P and Q be two vectors acting simultaneously at a point and represented both in magnitude and direction by two adjacent sides OA and OD of a parallelogram OABD as shown in figure.Let θ be the angle between P and Q and R be the resultant vector. Then, according to parallelogram law of vector addition, diagonal OB represents the resultant of P and Q.So, we have R = P + QNow, expand A to C and draw BC perpendicular to OC.From triangle OCB, In triangle ABC, Also, Magnitude of resultant:Substituting value of AC and BC in (i), we get | |
| 1672. |
Ek kar ki chal 36km/s hai m/s me iski chal gyath keejiye |
| Answer» 36000m/s | |
| 1673. |
What is angular displacement and angular velocity? |
| Answer» Thus, the displacement of the body moving in the curved path is represented by Angular displacement. It is defined as the angle in radians through which a point has been rotated about a specified axis. It is the distance an object moves in a curved path. | |
| 1674. |
Define centre of mass?? |
| Answer» Thank you..??<br>the point where the whole weight of the body acts,this point is called the centre of mass. | |
| 1675. |
What is os zero work |
| Answer» Y os ky h???<br>Hi | |
| 1676. |
Suppose the block |
| Answer» Totla h kya aage bolega ka nahi ?????<br>Haa ker Liya aage bolo..<br>Wht u want to ask ??? | |
| 1677. |
Important questions for half yearly examination...Physics..?Any idea guys? |
| Answer» Practise questions from this app important questions . It is more than enough to score good marks<br>Amng which chapter<br>And a lot more<br>Derivations of resultant vector,projectile motion,friction coefficient & angle of repose | |
| 1678. |
Are Dot product and cross product same ??if yes tell me please why |
| Answer» Because in dot product icap . icap =1 and icap.jcap =0But in cross product icap cross icap =0 and icap cross jcap =kcap May it help you<br>Sorry question is " if no why" | |
| 1679. |
Example 3.8 ncert 11 |
| Answer» | |
| 1680. |
What is impulse.define it |
| Answer» It is an force applied in a shorter duration of time.<br>It is defined as the product of applied force and time interval. | |
| 1681. |
Application of conservation of angular momentum |
| Answer» It states that if no external force act on a body the momentum of a system remains constant | |
| 1682. |
what depth is the value of g same as at a height of 40 km from the surface of Earth |
| Answer» All are different ans pls write in steps<br>Answer it in step wise pls<br>20 km<br>9.8 m/ s2<br>10m/s2 | |
| 1683. |
Find the value of jcap. (kcap into kcap) |
| Answer» √1<br>None | |
| 1684. |
Motion of vehicles on banked circular road |
| Answer» Ask you teacher | |
| 1685. |
Prove that the vector A =i+2j+3k and B=2i-k are perpendicular to each other |
| Answer» | |
| 1686. |
What are the proofs required for final exam |
| Answer» Bhai gravitation or laws of motion ka sara proof padh lo majak nahi h mara xam me aaya tha or sab fail ho gya ???? | |
| 1687. |
If we compare velocity to accelration than which is fast??? |
| Answer» I think velocity<br>Can you explain me how???<br>It depends upon Time | |
| 1688. |
What is born rule? |
| Answer» | |
| 1689. |
Define projectile |
| Answer» Any object which is thrown under the action of gravity is called projectile<br>When a particle is thrown at a certain angle with horizontal then that motion is called the projectile motion | |
| 1690. |
State and proof bernoulli\'s theorem |
| Answer» | |
| 1691. |
How to make physics easy |
| Answer» Understand the concepts then by heating them. Ask ur doubts to ur teacher on time. Do revision easly. Do numericals perfect without calculation mistakes this makes physics easy<br>Firstly clear of your concept related to numerical<br>Good__ @Demon<br>Physics is something which is completely based on assumptionSo in this u can only learn the values and understand the theory part and then do it what u understood | |
| 1692. |
Find the scalar and vector product of two vector a =(3i^-4j^+5k^) and b=(-2i^+j^-3k^) |
| Answer» | |
| 1693. |
Guten Abend.. |
| Answer» Wht is this | |
| 1694. |
Roket noden formulla |
| Answer» | |
| 1695. |
What are the examples of angle of contact |
| Answer» Great darshana yadav ,,<br>Water drop on glass,,, mercury taken in a glass vessel. | |
| 1696. |
convert 60j/minutes into MKS system |
| Answer» | |
| 1697. |
Rain men basic concept |
| Answer» | |
| 1698. |
What is need for banking of road |
| Answer» To provide safe turn and to ensure there is no skidding while a whicle takes a turn.Banking of road provides an extra centripetal force that ensures a safe turn even at higher speed. | |
| 1699. |
Newtons second law |
| Answer» Force is directly proposnal to rate of change of momentum<br>F=ma as force applied by a net force will directly proportional toAcceleration provided to that body and motion of that body.<br>The rate of change of momentum is directly proportional to the force applied and in the direction force act | |
| 1700. |
What is banking of road proper detention |
| Answer» The banking of road is just to tell us the maximum friction we should attain so that we should not slip. mv^2/r<=mgsin0 condition for no slip | |