A particle of mass 0.5 kg is executing S.H.M. such that its potential energy is 5 J at the mean position. If its total mechanical energy is 9 J and the amplitude of oscillation is 1 cm, then the time period of oscillation of the particle is:

1.  2π100 s

2.  π200 s

3.  2π25 s

4.  2π s

Subtopic:  Energy of SHM |
 79%
From NCERT
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The total mechanical energy of a linear harmonic oscillator is \(600\) J. At the mean position, its potential energy is \(100\) J. The minimum potential energy of the oscillator is: 
1. \(50\) J
2. \(500\) J
3. \(0\) 
4. \(100\) J

Subtopic:  Energy of SHM |
 72%
From NCERT
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A general graph showing variation in the potential energy \((P.E)\) of a particle with time while executing S.H.M. is:

1. 2.
3. 4.
Subtopic:  Energy of SHM |
From NCERT
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Two simple pendulums of lengths 1.44 m and 1 m start S.H.M. together in the same phase. They will be in the same phase again after

1.  6 vibrations of the longer pendulum

2.  6 vibrations of the smaller pendulum

3.  5 vibrations of the smaller pendulum

4.  4 vibrations of the longer pendulum

Subtopic:  Angular SHM |
 71%
From NCERT
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A spring has equilibrium elongation 0.1 m when suspended vertically with a load. If the load is slightly displaced vertically downward and released, then the time period of SHM of the system will be approximately

1.  0.1 s

2.  0.4 s

3.  0.6 s

4.  0.3

Subtopic:  Combination of Springs |
 68%
From NCERT
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Select the correct statements regarding potential energy \((U)\) in the simple harmonic motion of a particle along \(x\text-\)axis:

1. \(\frac{dU}{dx}<0\) for all positions of a particle performing SHM.
2. \(\frac{dU}{dx}>0\) for all time.
3. Potential energy is minimum at the equilibrium position of a particle performing SHM.
4. Potential energy increases linearly with the position as the particle moves away from the equilibrium position.

Subtopic:  Energy of SHM |
 72%
From NCERT
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A simple pendulum is pushed slightly from its equilibrium towards left and then set free to execute simple harmonic motion. Select the correct graph between its velocity(\(v\)) and displacement (\(x \)).

1. 2.
3.   4.
Subtopic:  Angular SHM |
 65%
From NCERT
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Simple harmonic motion is an example of:

1. uniformly accelerated motion
2. uniform motion
3. non-uniform accelerated motion
4. all of these

Subtopic:  Types of Motion |
 55%
From NCERT
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A particle under SHM takes 1.2 s to complete one vibration. Minimum time taken by it to travel from mean position to half of its amplitude is

1.  0.2 s

2.  0.1 s

3.  0.4 s

4.  0.3 s

Subtopic:  Simple Harmonic Motion |
 78%
From NCERT
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The potential energy of a particle executing SHM at the extreme position and mean position are 20 J and 5 J respectively. The kinetic energy of the particle at the mean position is:

1.  20 J

2.  5 J

3.  15 J

4.  12.5 J

Subtopic:  Energy of SHM |
 67%
From NCERT
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