Question # 1

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

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 SI unit of spring constant is identical with that of

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Force

Surface tension

Pressure

Loudness

A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:

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Circular motion, circumference

Vibratory, chord

SHM, diameter

SHM, circumference

Amplitude in SHM is equivalent to_____ in circular motion:

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Diameter

Radius

Circumference

None of these

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

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

Amplitude in SHM is equivalent to ______ in circular motion

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Diameter

Radius

Circumference

None of these

An object undergoes SHM. Its maximum equilibrium positions:

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Maximum

Half of its maximum value

Zero

None

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

SHM is type of ______ motion

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Vibratory

Linear

Circular

None

If a force of 0.05 N produces an elongation of 20 mm in a 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

Hertz is unit of:

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Time period

Displacement

Amplitude

Frequency

When a body is vibrating, the displacement from mean position:

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Increases with time

Decreases with time

Changes with time

None of these

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

Which of the following quantity for particle executing SHM is non-zero at mean position

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Force

Acceleration

Velocity

Displacement

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