The force responsible for the vibratory motion of the simple pendulum is:
A. mg cosθ
B. mg sinθ
C. mg tonθ
D. mg
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 time period of a second pendulum is:
A. 4 seconds
B. 3 seconds
C. 2 seconds
D. 6 seconds
The acceleration of a projection on the diameter for a particle moving along a circle is:
A. w2x
B. wx2
C. w2x
D. wx2
S.I unit of frequency is:
A. Vibration S-2
B. Radian
C. Hertz
D. ms-1
The waveform of S.H.M. is:
A. Standing wave
B. Sine wave
C. Square wave
D. None
In vibratory motion:
A. P E remains constant
B. K E remain constant
C. total energy remains constant
D. total momentum remains constant
The normal blood pressure range for a human body is:
A. 120 to 80 torr
B. 100 to 80 torr
C. 120 to 60 torr
D. 60 to 140 torr
The density of human blood is nearly equal to:
A. Water
B. Honey
C. Mercury
D. Oil (kerosene)
Bernoulli’s equation is applicable for:
A. Laminar flow
B. Turbulent flow
C. Both laminar and turbulent flow
D. None of these
