| 1 |
The ballistic missiles are used only for |
- A. Long range
- B. Short range
- C. Medium range
- D. Constant range
|
| 2 |
The rate of change of momentum is equal to |
- A. Impulse
- B. Torque
- C. Velocity
- D. Force
|
| 3 |
A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is. |
- A. 0 ms-1
- B. 2 ms-2
- C. 5 ms-2
- D. 10 ms-2
|
| 4 |
The slope of velocity time graph shows |
- A. Total distance covered
- B. Average acceleration
- C. Instantaneous acceleration
- D. Torque
|
| 5 |
A collision in which K.E. of the system is not conserved is |
- A. Elastic collision
- B. Inelastic collision
- C. 3rd low of motion
- D. None of these
|
| 6 |
At what speed the momentum and kinetic energy of a body having the same. |
- A. 1 ms-1
- B. 2 ms-1
- C. 4 ms-1
- D. 8 ms-1
|
| 7 |
The motion and rest are |
- A. Absolute
- B. Relative
- C. Mutual
- D. All of these
|
| 8 |
Kg ms-1 can also be written as |
- A. Nm
- B. Ns
- C. Ns-1
- D. Js
|
| 9 |
Motion of projective is |
- A. One dimensional
- B. Two dimensional
- C. Three dimensional
- D. Four dimensional
|
| 10 |
When average velocity becomes equal to instantaneous than body is called moving with. |
- A. Instantaneous acceleration
- B. Constant acceleration
- C. Constant velocity
- D. Variable velocity
|