| 1 |
Which one is non renewable source of energy. |
- A. Hydro electric
- B. Bio mass
- C. Tides
- D. Oil
|
| 2 |
The space within which gravitational force acts on a body is called |
- A. Electric field
- B. Gravitational field
- C. Magnetic field
- D. Force field
|
| 3 |
Salter's duck was invented by |
- A. Newton
- B. Einstein
- C. Prof Salter
- D. Maxwell
|
| 4 |
3 Joules of work id done is 3 seconds, then power |
- A. 6 Watt
- B. 1 Watt
- C. 3 Watt
- D. 2 Watt
|
| 5 |
When distance is plotted against the force, it is taken along |
- A. x-axis
- B. y-axis
- C. z-axis
- D. None of these
|
| 6 |
_______ is bio fuel |
- A. Water
- B. Petrol
- C. Ethanol
- D. Oil
|
| 7 |
Watt -m2 is the unit of |
- A. Energy
- B. Intensity
- C. Power
- D. Work
|
| 8 |
A body of mass 1.0 Kg dropped from the top of a tower of highest 50 m, what will be its K.E. 10 m below the top |
- A. 400 J
- B. 490 J
- C. 49 J
- D. 98 J
|
| 9 |
Work is a |
- A. Scalar quantity
- B. Vector quantity
- C. Basic quantity
- D. None of these
|
| 10 |
Work is negative when angle between F and d is |
- A. 45<sup>o</sup>
- B. <sub>0</sub><sup>o</sup>
- C. 90<sup>o</sup>
- D. 180<sup>o</sup>
|