Question # 1

When a body is vibrating its displacement from mean position

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Remains constant

Changes with time

Become(-)ve

None of these

P.E. of a spring is stored in

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Spring

mass

Both of them

None of these

Time period of simple pendulum only depends on

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Mass

Amplitude

Density

Length

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

The wave form of SHM is.

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Sine wave

Cosine wave

Tangent wave

Square wave

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

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Time period

Amplitude

Phase

Frequency

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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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

The product of time period and frequency is.

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Zero

1

2

3

Angular frequency is the characteristic of

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Linear motion

Vibratory motion

Circular motion

All of these

the length of simple pendulum of time period 1 second is

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2 m

1 m

0.5

0.25 m

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

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Weight of body

Applied force

Amplitude

Displacement

Damping is the process in which energy

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Increases

Remains constant

Dissipates

None of these

The frequency of 2nd pendulum is

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0.5 Hz

1 Hz

1.5 Hz

2 Hz

The frequency of waves produced in microwave oven is

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1435 Hz

2450 MHz

1860 MHz

2850 Hz

The produce oscillation, body is pulled away from its

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Mean position

Extreme position

Both a and b

None of these

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

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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

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

The to and fro motion of a body is called

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Linear motion

Rotational motion

Vibratory motion

None of these

the acceleration of a body having SHM, depends upon its.

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Time period

Amplitude

Frequency

Displacement from mean position

The wavelength of wave produced by microwave oven is.

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12 cm

12 m

18 m

18 cm

Second pendulum has a time period

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1 sec

3 sec

2 sec

4 sec

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