| 1 |
The SI unit of angular displacement is. |
- A. Degree
- B. Revolution
- C. Radian
- D. Rotation
|
| 2 |
the height of the geostationary satellite above the equator is. |
- A. 35000 km
- B. 36000 km
- C. 34000 km
- D. 33000 km
|
| 3 |
The maximum velocity necessary to put a satellite into orbit is |
- A. 7.1 kms-1
- B. 7.3 kms-1
- C. 7.9 kms-1
- D. 8,9 kms-1
|
| 4 |
A 60 kg man in an elevator is moving upward with an acceleration of 9.8 ms-2. The apparent weight of the man. |
- A. Increase
- B. Decreases
- C. Remain constant
- D. Becomes zero
|
| 5 |
The direction of angular acceleration is |
- A. Along the axis of rotation
- B. Perpendicular to the axis of rotation
- C. Opposite to axis of rotation
- D. None of these
|
| 6 |
Time rate of change of angular displacement is called |
- A. Linear velocity
- B. Angular velocity
- C. Rotational velocity
- D. Vibrational velocity
|
| 7 |
The value of angular momentum is maximum when 0 is |
- A. 90<sup>o</sup>
- B. 60<sup>o</sup>
- C. 75<sup>o</sup>
- D. 45<sup>o</sup>
|
| 8 |
Pi radian is equal to. |
- A. 0<sup>o</sup>
- B. 90<sup>o</sup>
- C. 180<sup>o</sup>
- D. 57.3<sup>o</sup>
|
| 9 |
The formula of centripetal acceleration is |
|
| 10 |
One revolution is equal to. |
- A. 90<sup>o</sup>
- B. 180<sup>o</sup>
- C. 360<sup>o</sup>
- D. 270<sup>o</sup>
|