Question # 1

Second's pendulum is the pendulum whose time period is:

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1 second

2 second

3 second

None of these

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

Velocity of particle executing SHM will be maximum at

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Extreme position

Mean position

b/w mean and extreme

None

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

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

An oscillating body oscillates due to:

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Applied force

Restoring force

Frictional force

None of these

Vibratory motion is always under

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Applied force

Restoring force

Periodic force

Gravitational force

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

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

In vibrational motion(SHM)

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P.E remains conserved

Average K.E remain constant

Neither P.E nor K.E remains constant

Total energy remains constant

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

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K/2

2 K

4 K

None of these

The restoring force is ______ and opposite tot he applied force within ______

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Equal, Elastic limit

Different, The walls of the laboratory

Different, Elastic limit

None of these

The graph showing the variation of displacement with time is a

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Sine curve

Straight line

Parabola

None of these

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

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Force

Surface tension

Pressure

Loudness

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