| 1 |
Watt -m2 is the unit of |
- A. Energy
- B. Intensity
- C. Power
- D. Work
|
| 2 |
Work is a |
- A. Scalar quantity
- B. Vector quantity
- C. Basic quantity
- D. None of these
|
| 3 |
The power needed to lift a mass of 5000 g to height of 1 m in 2 secnd is |
- A. 2.45 watt
- B. 24.5 watt
- C. 245 watt
- D. 2.45 watt
|
| 4 |
Identity the non conservative force among the following. |
- A. Frictional force
- B. Electrical force
- C. Gravitational force
- D. Elastic restoring force
|
| 5 |
The tides raise in the sea roughly |
- A. Once a day
- B. Twice a day
- C. Three a day
- D. Four time a day
|
| 6 |
The unit of energy is same as that of |
- A. Power
- B. Work
- C. Torque
- D. Density
|
| 7 |
If velocity 'v' of an object is double, then K.E. because. |
- A. Remain same
- B. Sixteen times
- C. Double
- D. Four times
|
| 8 |
The unit of work in base unit is |
- A. Kg m-1 sec-2
- B. Kgm sec-2
- C. Kgm2 sec-1
- D. Kgm-1 sec-1
|
| 9 |
The frictional force is |
- A. Conservative force
- B. Non conservative force
- C. Electric force
- D. Magnetic force
|
| 10 |
The commercial unit of electric energy is |
- A. Kilo watt hour
- B. watt
- C. Watt hour
- D. Kilo Watt
|
