| 1 |
A mass of 1 kg is freely falling. The force of gravity is. |
- A. 1 N
- B. 9.8 N
- C. 0.5 N
- D. Zero
|
| 2 |
The time rate of change of momentum equals |
- A. Weight
- B. Applied force
- C. Impulse
- D. Mass
|
| 3 |
When speed of a body is doubled then its |
- A. K.E. is doubled
- B. P.E. is doubled
- C. Acceleration of doubled
- D. Momentum is doubled
|
| 4 |
Rate of change of velocity is called |
- A. Speed
- B. Acceleration
- C. Displacement
- D. Torque
|
| 5 |
The rate of change of momentum is equal to |
- A. Impulse
- B. Torque
- C. Velocity
- D. Force
|
| 6 |
If the initial velocity of a projectile becomes doubled, the time of fight will be. |
- A. Same
- B. 4 times
- C. Double
- D. 3 times
|
| 7 |
When velocity time graph is a straight line parallel to time axis then |
- A. Velocity is zero
- B. Acceleration is constant
- C. Acceleration is zero
- D. Velocity is variable
|
| 8 |
An athlete runs with a speed of 12 ms-1. Determine the longest jump he can undertake. |
- A. 12 m
- B. 14.4 m
- C. 24 m
- D. 16.2 m
|
| 9 |
The shortest distance between two points is called |
- A. Distance
- B. Amplitude
- C. Displacement
- D. Is a number
|
| 10 |
The mass of an object is quantitative measure 0 its |
- A. Momentum
- B. Acceleration
- C. Inertia
- D. Energy
|