Physics MCQs

Page No. 22

The product of the frequency and time period is equal to_________________?


a1

✓


b 2

✖


c3

✖


d4

✖


View Answer 1

The energy of SHM is maximum at_______________?


aMean position

✖


b Extreme position

✖


cIn between mean and extreme

✖


dAll positions during SHM

✓



A simple pendulum suspended from the ceiling of a lift has time period T when the lift is at rest. When the lift falls freely, the time period is_________________?


aInfinite

✓


bT/g

✖


cZero

✖


dg/T

✖


View Answer Infinite

When the amplitude of a wave becomes double its energy become_________________?


aDouble

✖


b Four times

✓


cOne half

✖


dNone time

✖


View Answer Four times

The SI unit of force constant is identical with that of__________________?


a Force

✖


bPressure

✖


cSurface tension

✓


dLoudness

✖


View Answer Surface tension

Simple harmonic motion is a type of________________?


aRotational motion

✖


bCircular motion

✖


cMusical arrangement

✖


dVibratory motion

✓


View Answer Vibratory motion

The frequency of the second pendulum is________________?


a1 hertz

✖


b0.5 hertz

✓


c1.5 hertz

✖


d2.5 hertz

✖


View Answer 0.5 hertz

The force responsible for the vibratory motion of the simple pendulum is_________________?


amg cosθ

✖


b mg sinθ

✓


cmg tonθ

✖


dmg

✖


View Answer mg sinθ

If the length of the second pendulum becomes four times, then its time period will become________________?


a4 times6 times

✖


b6 times

✖


c8 times

✖


d2 times

✓


View Answer 2 times

The time period of a second pendulum is______________?


a 4 seconds

✖


b3 seconds

✖


c2 seconds

✓


d 6 seconds

✖


View Answer 2 seconds

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