Question # 1

Velocity of particle executing SHM will be maximum at

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Extreme position

Mean position

b/w mean and extreme

None

SHM is type of ______ motion

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Vibratory

Linear

Circular

None

The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.

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f

2 f

3 f

1/2 f

Which one of the following is an example of SHM:

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Motion in a plane

Motion in a swing

Motion in a car

None of these

An angle of 180° in circular motion is equivalent to ______ in SHM.

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Half the vibration

One vibration

3/4th of a vibration

None of these

The restoring force is always directed towards:

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Rest position

Equilibrium position

Mean position

All of them

If mass of 10 gm is suspended from a spring of K=0.8 Nm^-1then the extension will be:

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10 cm

1 m

10 mn

None of these

The S.I unit of frequency is

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Vibrations s^-2

Ms^-1

Hertz

s^-1

The SI unit of spring constant is identical with that of:

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Force

Surface tension

Pressure

Loudness

A body with frequency would complete one vibration in:

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f seconds

1/f seconds

1 second

f²second

The string of a simple pendulum should be:

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Heavy

Extensible

In-extensible

None of these

When quarter of a circle is completed, phase of vibration is:

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90°

180°

45°

360°

When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:

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Increases

Decreases

Remains constant

None of these

The restoring force is _____ and opposite to the applied force within ______,:

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Equal, elastic limit

Different, the walls of the laboratory

Different, elastic limit

None of these

A body with frequency of would complete one vibration in:

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f seconds

1/f seconds

1 second

f²second

The time period of a simple pendulum is independent of its:

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Length

Mass

Value of g

Both A and B

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