| 1 |
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
|
| 2 |
1 kPa= |
- A. 1000 Pa
- B. 100 Pa
- C. 1056 Pa
- D. 800 Pa
|
| 3 |
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
|
| 4 |
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
|
| 5 |
When same amount of force is applied on differente areas, it exerts. |
- A. Low pressure on small area
- B. No Pressure on small area
- C. High pressur eon small area
- D. High pressur eon large area
|
| 6 |
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
|
| 7 |
The SI unit of pressur eis. |
- A. Watt
- B. Joule
- C. Pascal
- D. Newton
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| 8 |
A force of 1800 N is acting on the surface area of 0.06 m2. The pressure exerted by he force will be. |
- A. 3 kPa
- B. 30 KPa
- C. 300 kPa
- D. 3000 kPa
|
| 9 |
What is true formula. |
- A. Densit = Mass x volume
- B. Density = Mass/volume
- C. Volume =Mass x volume
- D. Density = volume/Mass
|
| 10 |
Unit of Pressure is |
- A. Joule
- B. Newton
- C. Nm2
- D. Nm-2
|
