OTS Physics Mcqs Online Test 10

OTS Physics Mcqs Online Test 10 Preparation Question Answers Start Below

For what displacement the P.E becomes 1/4 of its maximum value?
 .

x = x?
. x = x?/2
. x = x?/4
x = x?2/2

Correct!

Wrong!

The frequency of the second pendulum is?

1 hertz
0.5 hertz
1.5 hertz
2.5 hertz

Correct!

Wrong!

When the amplitude of a wave become double its energy become?

. double
four times
. one half
. none time

Correct!

Wrong!

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

infinite
T/g
zero
g/T

Correct!

Wrong!

The product of frequency and time period is equal to?

1
2
3
4

Correct!

Wrong!



directly proportional to damping force
inversely proportional to damping force .
equal to square of damping force
equal to square of damping force

Correct!

Wrong!

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

force .
pressure .
surface tension
loudness

Correct!

Wrong!

The energy of SHM is maximum at?

mean position
extreme position
in between mean and extreme
all positions during SHM

Correct!

Wrong!

The displacement of SHM is written as X = X? sin?t if displacement is written by X = X? son ?t then phase constant will be equal to?

0?
45?
90?
180?

Correct!

Wrong!

Simple harmonic motion is a type of?

. rotational motion
circular motion .
musical arrangement .
vibratory motion

Correct!

Wrong!

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