| 1 |
Prodcut of forces and distance is called. |
- A. Work
- B. Energy
- C. Power
- D. Heat
|
| 2 |
Production of electricity with help of high tides is called. |
- A. Tidal power
- B. Tharmal power
- C. Wind power
- D. Geothermal power
|
| 3 |
The practically unit of electricity is; |
- A. kilowatt hour
- B. watt
- C. Joule
- D. Ampere
|
| 4 |
Energy possessed bu a body due to its motion is known as: |
- A. Kinetic energy
- B. Heat energy
- C. Electric energy
- D. Chemical
|
| 5 |
The part of atmosphere where all living bodies reside is................ thick. |
- A. 4 to 10 km
- B. 6 to 18 km
- C. 8 to 20 km
- D. 10 to 20 km
|
| 6 |
The conversion of the kinetic energy of running water to electrical energy is called |
- A. power production
- B. Thermal power
- C. Hydroelectric power
- D. Nuclear power
|
| 7 |
In Brazil, most of the vehicles run with: |
- A. petrol
- B. Bio gas
- C. Alcohol
- D. CNG
|
| 8 |
By burning fossil fuels we get. |
- A. Solar power
- B. Tidal power
- C. Nuclear power
- D. Thermal power
|
| 9 |
We can save eenrgy. |
- A. 1- By increaisng personal vehicles.
- B. 2- By making vehicles of beavier bodies.
- C. 3- By not walking
- D. 4- By avoiding unnecessary of energy.
|
| 10 |
One Btu is equal to. |
- A. 1100 joules
- B. 1055 Joules
- C. 1050 Joules
- D. 1040 Joules
|