Question # 1

The produce oscillation, body is pulled away from its

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Mean position

Extreme position

Both a and b

None of these

The time period of an oscillating mass spring system is 10 second. If mass attached to spring id doubled then time period becomes.

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10 sec

20 sec

5 sec

None of these

The frequency of 2nd pendulum is

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0.5 Hz

1 Hz

1.5 Hz

2 Hz

A phenomenon by which energy is dissipated from the oscillating system is called.

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Forced oscillation

Free oscillation

Damping

Simple harmonic motion

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In simple harmonic motion the velocity of a particle is maximum at.

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Extreme position

Mean position

In between extreme and mean position

None of them

A spring of spring constant 10 N/m after loading that amplitude is 2m. Then the maximum P.E. is

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10 J

20 J

30 J

40 J

Time period of simple pendulum depends upon

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Mass of pendulum

Weight of pendulum

Length of pendulum

Shape of pendulum

the length of simple pendulum of time period 1 second is

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2 m

1 m

0.5

0.25 m

Frequency 'f' and time period 'T' are related as

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P.E. of a spring is stored in

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Spring

mass

Both of them

None of these

The acceleration produced by elastic restoring force is

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Perpendicular to force

Opposite to force

In same direction as force

Zero

One complete round trip of a body is called

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Displacement

Time period

Vibration

Frequency

If the time period of simple pendulum is 2 seconds its frequency will be.

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1 Hz

0.5 Hz

1.5 Hz

2 Hz

If amplitude of a simple pendulum is increased by 4 times the time period will be.

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Four times

Half

Same

Two times

One complete round trip of a vibrating body is called.

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Frequency

Time period

Vibration

Amplitude

Damping is the process in which energy

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Increases

Remains constant

Dissipates

None of these

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Physics Fsc Part 1 Chapter 7 Online Test MCQs With Answers

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