Select the correct statement(s) regarding S.H.M.

1.  The average speed of particle executing S.H.M. is zero in one complete oscillation.

2.  The graph between the kinetic and potential energy of a particle executing S.H.M. is a straight line.

3.  Restoring force acting on the particle is directed towards a fixed point and is directly proportional to the displacement from the mean position of the particle.

4.  Both (2) & (3)

Subtopic:  Energy of SHM |
 53%
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The graph between the velocity (v) of a particle executing S.H.M. and its displacement (x) is shown in the figure. The time period of oscillation for this SHM will be

      

1.  αβ

2.  2παβ

3.  2πβα

4.  2παβ

Subtopic:  Simple Harmonic Motion |
 64%
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The displacement of a body performing simple harmonic motion is represented by x = asin2πt + π3. After what approximate time from t = 0, the speed of the particle becomes maximum for the first time?

1.  0.12 s

2.  0.24 s

3.  0.33 s

4.  0.42 s

Subtopic:  Simple Harmonic Motion |
 56%
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A particle is performing S.H.M. with a time period 8 s and starts from the origin. The ratio of distance travelled by a particle in 1st second and 2nd second of its motion is :

1.  2

2.  (2 + 1)

3.  (2 - 1)

4.  2

Subtopic:  Simple Harmonic Motion |
 61%
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Two particles are executing SHM about the same mean position, along the same straight line, with the same amplitude and time period. At any instant, they meet each other at, \(\frac{-A}{2}\) while moving in the opposite direction. The phase difference between them is:
1. \(\frac{2\pi}{3}\)
2. \(\frac{\pi}{3}\)
3. \(\frac{11\pi}{6}\)
4. \(\frac{7\pi}{6}\)

Subtopic:  Simple Harmonic Motion |
 65%
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A small block of mass m is kept on a wooden plank which is oscillating in the vertical plane (as shown), with time period T. The amplitude of oscillation at which block leaves contact with the plank is

                    

1.  gT24π

2.  gT24π

3.  gT24π2

4.  gT24π2

Subtopic:  Simple Harmonic Motion |
 66%
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A particle performing S.H.M. is at rest at points P and Q which are at a distance a and b from point O. It has velocity v when it is halfway between P and Q. The time period of oscillation is:

                

1.  b - ab×av

2.  πb - av

3.  b - abav

4.  Data is insufficient to answer.

Subtopic:  Simple Harmonic Motion |
 74%
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The time period of a simple pendulum in a stationary lift is T. If the lift moves upwards with an acceleration g, then the new time period will be

1.  Infinite

2.  0.6T

3.  1.67T

4.  0.707T

Subtopic:  Simple Harmonic Motion |
 71%
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Acceleration-time (\(a-t\)) graph for a particle performing S.H.M. is shown in the figure. Select the incorrect statement.

             
 

1. displacement of a particle at \(A\) is negative.
2. the potential energy of the particle at \(C\) is minimum.
3. the velocity of the particle at \(B\) is positive.
4. speed of particle at \(D\) is decreasing.

Subtopic:  Simple Harmonic Motion |
 57%
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A particle is executing S.H.M. such that its acceleration 'a' is a function of displacement x as a = -βx - 6. The time period of the oscillation is

1.  πβ

2.  π2β

3.  2π2β

4.  2πβ

Subtopic:  Simple Harmonic Motion |
 79%
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