| 1 |
The value of sin θ at an angle of 60o is |
- A. 0.5
- B. 0
- C. 0.707
- D. 0.866
|
| 2 |
The scientist who notice that all the freely falling objects hae same acceleration. |
- A. Einstein
- B. Galileo
- C. Coulomb
- D. Newton
|
| 3 |
At sea level height if mercury is: |
- A. 1000 cm
- B. 10 cm
- C. 1m
- D. 76 cm
|
| 4 |
Room are heated using gas heaters by: |
- A. Conduction only
- B. Convection and radiation
- C. Radiation only
- D. Convection only
|
| 5 |
The gravitational force has the ________ relation with the distance between two masses: |
- A. Direct
- B. Inverse
- C. Constant
- D. None
|
| 6 |
The velocity and acceleration of the body moving with uniform speed in a circular path will be: |
- A. In same direction
- B. In opposite direction
- C. Mutually perpendicular
- D. Equal
|
| 7 |
A line about which a body rotates is called; |
- A. Axis of rotation
- B. Rigid Body
- C. Center of gracity
- D. None of these
|
| 8 |
The work done will be zero when the angle between the force and the distance is: |
- A. 45<sup>o</sup>
- B. 90<sup>o</sup>
- C. 60<sup>o</sup>
- D. 180<sup>o</sup>
|
| 9 |
Mass-Energy equation was given by: |
- A. Newton
- B. Einstein
- C. Joule
- D. Pascal
|
| 10 |
Weight is measured by: |
- A. Spring balnce
- B. Measuring cylinder
- C. Physical balnce
- D. None of these
|