TRB MODEL QUESTIONS FOR PHYSICS
| 56. |
The earth revolves round the Sun in |
| |
- A. One month
- B. One year
- C. One solar day
- D. One week
|
| 57. |
Charges escape readily from |
| |
- A. sharp edges
- B. circular edges
- C. spherical edges
- D. blunt edges
|
| 58. |
A glass rod rubbed with ----- acquires positive charges. |
| |
- A. wool
- B. cotton
- C. metal
- D. silk
|
| 59. |
The force between two unlike charges is |
| |
- A. nil
- B. repulsive
- C. attractive
- D. repulsive or attractive
|
| 60. |
A falling drop of rain water acquires the spherical shape due to |
| |
- A. Viscosity
- B. Atmospheric pressure
- C. Surface tension
- D. Gravitational force
|
