| 1 |
A body jumps out of a moving bus. There is a danger for him to fall: |
- A. Towards the moving bus
- B. Away form the bus
- C. In the direction of motion
- D. opposite to the direction of motion
|
| 2 |
If the weight body is greater then tension then body will. |
- A. Move upward
- B. move downward
- C. not move
- D. None
|
| 3 |
2nd law of motion is stated as: |
- A. F=m/a
- B. F=ma
- C. F=a/m
- D. F=ma<sup>2</sup>
|
| 4 |
Co-efficient of friction between glass and glass. |
- A. 1.0
- B. 0.9
- C. 1
- D. 0.8
|
| 5 |
Which of the following material lowers friction when pushed between metal plates: |
- A. Water
- B. Fine marble poder
- C. Air
- D. Oil
|
| 6 |
Which machine is used to find acceleration due to gravity? |
- A. Centrifuge
- B. Atwood machine
- C. Hydraulic machine
- D. Washing machine
|
| 7 |
The unit of momentum is : |
- A. kgms<sup>-1</sup>
- B. kgms<sup>-2</sup>
- C. m sec
- D. None
|
| 8 |
Rocket works on principle of ______________ |
- A. Action Reaction
- B. Law of inertia
- C. Mass energy
- D. Nil
|
| 9 |
Momentum is defined as the product of |
- A. Mass and acceleration
- B. Force and acceleration
- C. Mass and velocity
- D. Force and velocity
|
| 10 |
The product of mass and velocity is called ................. . |
- A. Momentum
- B. Force
- C. Acceleration `
- D. Nil
|
