Physics Mcqs Online Test 9

Physics Mcqs Online Test 9 Preparation Question Answer

The length of second pendulum is?

. 100 cm .
99 cm .
99.2 cm
98 cm

Correct!

Wrong!

The acceleration of a projection on the diameter for a particle moving along a circle is?

. w2x
wx2
w2x .
wx2

Correct!

Wrong!

Total energy of a body executing S.H.M is directly proportional to?

square root of amplitude
the amplitude .
reciprocal of amplitude
square of amplitude

Correct!

Wrong!

  In vibratory motion?

P.E. remains constant
K.E. remain constant
total energy remain constant
total momentum remain constant

Correct!

Wrong!

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

mg cos?
mg sin?
mg ton?
mg

Correct!

Wrong!

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

four times
six times
eight times
two times

Correct!

Wrong!

S.I unit of frequency is?

vibration S-2 .
radian
hertz
ms-1

Correct!

Wrong!

The time period of a second pendulum is?

4 seconds
3 seconds .
2 seconds
6 seconds

Correct!

Wrong!

In S.H.M. the velocity of a particle is maximum at?

mean position
extreme position
middle between mean and extreme position on the right side
middle between mean and extreme position on the left side

Correct!

Wrong!

The waveform of S.H.M. is?

standing wave
. sine wave
square wave
. none

Correct!

Wrong!

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