| 1 |
One Btu is equal to. |
- A. 1100 joules
- B. 1055 Joules
- C. 1050 Joules
- D. 1040 Joules
|
| 2 |
The production of electricity from tides of water is called: |
- A. Wind power
- B. Thermal power
- C. Tidal power
- D. Nuclear power
|
| 3 |
the converstion of Kinetic energy of running water to electricla energy is known as. |
- A. Thermal power
- B. Tidal power
- C. Hydroelectric power
- D. Nuclear power
|
| 4 |
Sunlight is directly transformed to electricity with the help of: |
- A. Solar cells
- B. Diod
- C. Rectifier
- D. Transistor
|
| 5 |
Prodcut of forces and distance is called. |
- A. Work
- B. Energy
- C. Power
- D. Heat
|
| 6 |
Organic material and their residues are called: |
- A. Biomass
- B. Nuclear waste
- C. Smog
- D. Garbage
|
| 7 |
The Si unit of energy : |
- A. meter per second
- B. meter
- C. joule
- D. kilowatt hour
|
| 8 |
Cause of air pollution is. |
- A. Carbon Monoxide
- B. Sulphur di oxide
- C. Nitrogen oxide
- D. All of them
|
| 9 |
Themethod of production of electricity that does not produce pollution is. |
- A. Hydroelectirc power
- B. Thermal power
- C. Nuclear power
- D. Burning of biogas
|
| 10 |
One kilowatt-hour is the amount of energy that is consumed by a ........ applicance in one hour. |
- A. 1000 watt
- B. 100 watt
- C. 10000 watt
- D. 500 watt
|