| 1 |
A swing is good example of |
- A. Resonance
- B. Vibration
- C. Time period
- D. Oscillation
|
| 2 |
The mathematical expression for the restoring force is. |
- A. F = kx
- B. F = ma
- C. F = dp/dt
- D. F = -kx
|
| 3 |
the length of simple pendulum of time period 1 second is |
- A. 2 m
- B. 1 m
- C. 0.5
- D. 0.25 m
|
| 4 |
Time period of simple pendulum depends upon |
- A. Mass of pendulum
- B. Weight of pendulum
- C. Length of pendulum
- D. Shape of pendulum
|
| 5 |
Angular frequency is the characteristic of |
- A. Linear motion
- B. Vibratory motion
- C. Circular motion
- D. All of these
|
| 6 |
The product of time period and frequency is. |
|
| 7 |
The amplitude of a vibrating body at resonance in vacuum is |
- A. Minimum
- B. Maximum
- C. Zero
- D. Infinite
|
| 8 |
One complete round trip of a body is called |
- A. Displacement
- B. Time period
- C. Vibration
- D. Frequency
|
| 9 |
P.E. of a spring is stored in |
- A. Spring
- B. mass
- C. Both of them
- D. None of these
|
| 10 |
The acceleration produced by elastic restoring force is |
- A. Perpendicular to force
- B. Opposite to force
- C. In same direction as force
- D. Zero
|
