Question # 1

In SHM, there is always a constant ratio between displacement if body and its:

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Velocity

Period

Mass

Acceleration

Hertz is unit of:

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Time period

Displacement

Amplitude

Frequency

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

Amplitude in SHM is equivalent to ______ in circular motion:

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Diameter

Radius

Circumference

None of these

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

Distance covered during one vibration of an oscillating body in terms of amplitude A is:

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A

2 A

3 A

4 A

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

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2500 MHz

0.25 MHz

2500 KHz

None of these

Amplitude in SHM is equivalent to_____ in circular motion:

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Diameter

Radius

Circumference

None of these

A body with frequency would complete one vibration in:

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f seconds

1/f seconds

1 second

f²second

To and from motion of a body about its mean position is known as:

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Translatory motion

Vibratory motion

Rotatory motion

None of these

If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:

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250 N m^-1

25 N m^-1

2.5 N m^-1

None of these

Acceleration of body executing SHM is always directed towards

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Extreme position

Mean position

Along the direction of motion

None

The body oscillates due to _____ accelerates and overshoots the rest position due to______,:

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Applied force, inertial

Restoring force, friction

Frictional force, inertial

Restoring force, inertial

The S.I unit of frequency is

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Vibrations s^-2

Ms^-1

Hertz

s^-1

A particle executes SHM with frequency. The frequency with which its K.E oscillates is

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f/2

2f

f

4f

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

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