Options:
- A. Rotational motion
- B. Circular motion
- C. Musical arrangement
- D. Vibratory motion
View Answer
D. Vibratory motion
Physics
The SI unit of force constant is identical with that of__________________?
Options:
- A. Force
- B. Pressure
- C. Surface tension
- D. Loudness
View Answer
C. Surface tension
When the amplitude of a wave becomes double its energy become_________________?
Options:
- A. Double
- B. Four times
- C. One half
- D. None time
View Answer
B. Four times
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_________________?
Options:
- A. Infinite
- B. T/g
- C. Zero
- D. g/T
View Answer
A. Infinite
The energy of SHM is maximum at_______________?
Options:
- A. Mean position
- B. Extreme position
- C. In between mean and extreme
- D. All positions during SHM
View Answer
D. All positions during SHM
The product of the frequency and time period is equal to_________________?
Options:
- A. 1
- B. 2
- C. 3
- D. 4
View Answer
A. 1
The waveform of S.H.M. is________________?
Options:
- A. Standing wave
- B. Sine wave
- C. Square wave
- D. None
View Answer
B. Sine wave
A chimney works best if air exposed to the chimney is______________?
Options:
- A. Stationary
- B. Moving
- C. Moving slowly
- D. Moving fast
View Answer
D. Moving fast
S.I unit of frequency is_________________?
Options:
- A. Vibration S-2
- B. Radian
- C. Hertz
- D. ms-1
View Answer
C. Hertz
The effect of the decrease in pressure with the increase of the speed of the fluid in a horizontal pipe is known as______________?
Options:
- A. Bernoulli effect
- B. Torricelli effect
- C. Venturi effect
- D. Stokes effect
View Answer
C. Venturi effect