| 1 |
As we go up in the air. |
- A. Atmospheric pressure increases
- B. Atmospheric pressur edecreases
- C. Atmospheric pressur edoes not change
- D. Atmosphericpressur ebecomes zero at the height of 1 km
|
| 2 |
The SI unit of pressur eis. |
- A. Watt
- B. Joule
- C. Pascal
- D. Newton
|
| 3 |
What is true formula. |
- A. Densit = Mass x volume
- B. Density = Mass/volume
- C. Volume =Mass x volume
- D. Density = volume/Mass
|
| 4 |
Water Pressure increases by ............ for every one metre down in a lake or in an ocean. |
- A. 8000 Pa
- B. 9000 Pa
- C. 10000 Pa
- D. 11000 Pa
|
| 5 |
Two equal forces actat the same time on the same stationary object but in the opposite directions. Which statement describes the object's motion. |
- A. The object changes direction
- B. The objet accelerates
- C. The object remains stationary
- D. The object moves at a constant speed
|
| 6 |
A .......... force actingon a stationary object could make the object start moving. |
- A. Balanced
- B. Inclined
- C. Unbalanced
- D. Perpedicular
|
| 7 |
What causes object to move. |
- A. Velocity
- B. Unbalnced forces
- C. Balanced force
- D. Friction
|
| 8 |
Unit of Pressure is |
- A. Joule
- B. Newton
- C. Nm2
- D. Nm-2
|
| 9 |
People on hills experience atomospheric pressure. |
- A. More than that at the sea level
- B. Less than that at the sea level
- C. same as that at the sea level
- D. Four times more than that at the se alevel
|
| 10 |
1 kPa= |
- A. 1000 Pa
- B. 100 Pa
- C. 1056 Pa
- D. 800 Pa
|
