| 1 |
Hydraulic press is a machine which works on |
- A. Hook's law
- B. Archimedes principle
- C. Pascal's law
- D. Boyle's law
|
| 2 |
What should be the approximate length of a glass tube to construct a water barometer? |
- A. 0.3 m
- B. 1 m
- C. 2.5 m
- D. 11 m
|
| 3 |
At sea level, the atmospheric pressure is about. |
- A. 101320 Pa
- B. 101300 Pa
- C. 10110 Pa
- D. 10112 Pa
|
| 4 |
The density of a substance can be found with the help of |
- A. Pascal's law
- B. Hooke's law
- C. Archimedes principle
- D. Principle of floatation
|
| 5 |
The braking system of cars, buses etc also works on |
- A. Newton's law
- B. Pascal law
- C. Faraday law
- D. Bohr's law
|
| 6 |
As we go up the value of atmospheric pressure is |
- A. Decreased
- B. Increased
- C. Remain constnat
- D. None of these
|
| 7 |
SI unit of pressure is pascal, which is equal to: |
- A. 10<sup>4</sup> Nm<sup>-2</sup>
- B. 1 Nm<sup>-2</sup>
- C. 10<sup>2</sup>Nm<sup>-2</sup>
- D. 10<sup>3</sup> Nm<sup>-2</sup>
|
| 8 |
During the hot summer day the vlaue of atomospheric pressure is: |
- A. Increase
- B. Decreases
- C. Constant
- D. None of these
|
| 9 |
Hydraulic press is a machine which works on: |
- A. Hook's law
- B. Pascal's law
- C. Boyle's law
- D. Archimedes principle
|
| 10 |
The type of hydrometer which is used to measure the concentration of acid in a battery is called: |
- A. Chemical meter
- B. Acid meter
- C. Barometer
- D. pH meter
|
