The natural frequency of simple pendulum depends upon_______________?

A. It’s mass
B. It’s length
C. Square of its length
D. The square root of its length

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

A. Mg cosθ
B. Mg sinθ
C. Mg tonθ
D. Mg

The frequency of the second pendulum is________________?

A. 1 hertz
B. 0.5 hertz
C. 1.5 hertz
D. 2.5 hertz

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

A. Mean position
B. Extreme position
C. Middle between the mean and extreme position on the right side
D. Middle between the mean and extreme position on the left side

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

A. W2x
B. Wx2
C. W2x
D. Wx2

The total energy of a body executing S.H.M is directly proportional to________________?

A. The square root of amplitude
B. The amplitude
C. Reciprocal of amplitude
D. Square of an amplitude

The time period of a second pendulum is______________?

A. 4 seconds
B. 3 seconds
C. 2 seconds
D. 6 seconds

The length of the second pendulum is________________?

A. 100 cm
B. 99 cm
C. 99.2 cm
D. 98 cm

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

A. 4 times
B. 6 times
C. 8 times
D. 2 times

The effect of the decrease in pressure with the increase of the speed of the fluid in a horizontal pipe is known as______________?

A. Bernoulli effect
B. Torricelli effect
C. Venturi effect
D. Stokes effect