Question # 1

The body oscillates due to ______ accelerates and overshoots the rest position due to _______

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Applied force, Inertia

Restoring force, Friction

Frictional force, Inertia

Restoring force, Inertia

If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:

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k/2

2 k

4 k

None of these

The S.I unit of frequency is

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Vibrations s^-2

Ms^-1

Hertz

s^-1

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

SHM is type of ______ motion

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Vibratory

Linear

Circular

None

Hertz is unit of:

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Time period

Displacement

Amplitude

Frequency

If time period of a pendulum is doubled by increasing its length, then its frequency will

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Also be doubled

Become half

Become one fourth

Becomes four times

A body with frequency would complete one vibration in:

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f seconds

1/f seconds

1 second

f²second

The wave form of SHM is

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Pulsed wave

Square wave

Triangular waved

Sine wave

Amplitude is the displacement of the vibrating body from:

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One extreme position to the other extreme position

Mean position any one extreme position

Both A and B are correct

None of these

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

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90°

180°

45°

360°

The number of vibration in two seconds can be expressed as

______ of frequency of vibration is f:

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f

2 f

3 f

1/2 f

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

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

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