Question # 1

The produce oscillation, body is pulled away from its

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Mean position

Extreme position

Both a and b

None of these

The mathematical expression for the restoring force is.

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F = kx

F = ma

F = dp/dt

F = -kx

The amplitude of a vibrating body at resonance in vacuum is

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Minimum

Maximum

Zero

Infinite

The to and fro motion of a body is called

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Linear motion

Rotational motion

Vibratory motion

None of these

Angular frequency is the characteristic of

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Linear motion

Vibratory motion

Circular motion

All of these

Damping is the process in which energy

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Increases

Remains constant

Dissipates

None of these

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 acceleration of a body having SHM, depends upon its.

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Time period

Amplitude

Frequency

Displacement from mean position

A quantity which indicates the state and direction of a vibrating body is known as

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Time period

Amplitude

Phase

Frequency

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If the time period of simple pendulum is 2 seconds its frequency will be.

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1 Hz

0.5 Hz

1.5 Hz

2 Hz

Turning of radio is example of.

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Mechanical resonance

Electrical resonance

Physical resonance

Biological resonance

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

Time period of simple pendulum only depends on

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Mass

Amplitude

Density

Length

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

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Weight of body

Applied force

Amplitude

Displacement

the distance covered during one vibration of an oscillating body in terms of amplitude 'A' is

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A/2

A

2A

4A

Oscillation of shock absorber of a car is practical example of.

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simple harmonic motion

Forced oscillation

Damped oscillation

Undamped oscillation

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