Question # 1

A spring of spring constant 10 N/m after loading that amplitude is 2m. Then the maximum P.E. is

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10 J

20 J

30 J

40 J

The motion of a simple pendulum is the example of

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Vibratory motion

Rotatory motion

Periodic motion

Both a and c

The time period of an oscillating mass spring system is 10 second. If mass attached to spring id doubled then time period becomes.

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10 sec

20 sec

5 sec

None of these

If the tension a stretched string is made four times then the velocity of wave.

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Remains same

Is halved

Becomes twice

Becomes 4 times

Damping is the process in which energy

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Increases

Remains constant

Dissipates

None of these

The velocity of a particle having SHM is 'v' at means position. If its amplitude is doubled them velocity at mean position will be

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v/2

v

2v

4 v

The to and fro motion of a body is called

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Linear motion

Rotational motion

Vibratory motion

None of these

Time period of simple pendulum only depends on

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Mass

Amplitude

Density

Length

The mathematical expression for the restoring force is.

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F = kx

F = ma

F = dp/dt

F = -kx

Time period of simple pendulum depends upon

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Mass of pendulum

Weight of pendulum

Length of pendulum

Shape of pendulum

The amplitude of a vibrating body at resonance in vacuum is

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Minimum

Maximum

Zero

Infinite

The product of time period and frequency is.

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Zero

1

2

3

One complete round trip of a vibrating body is called.

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Frequency

Time period

Vibration

Amplitude

The wave form of SHM is.

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Sine wave

Cosine wave

Tangent wave

Square wave

In S.H.M, the acceleration of the body is directly proportional to

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Weight of body

Applied force

Amplitude

Displacement

Frequency 'f' and time period 'T' are related as

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A phenomenon by which energy is dissipated from the oscillating system is called.

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Forced oscillation

Free oscillation

Damping

Simple harmonic motion

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