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प्रश्न
Name the two groups in which various sources of energy are classified?
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उत्तर
Renewable and Non-renewable sources of energy.
संबंधित प्रश्न
Define calorific value of a fuel.
Fill in the blank
Energy possessed by a compressed spring is ______ energy.
A cyclist doubles his speed. How will his kinetic energy change: increase, decrease or remain same ?
How much hydroelectric power is generated in India?
State two advantages of using nuclear energy for producing electricity.
Identify the type of energy possessed by the body in the following:
A coiled spring of the toy car.
State the energy changes which take place when:
A magnesium ribbon burns in air.
State the energy changes which take place when:
Photographic film is exposed to sunlight.
Match the pairs.
| Group 'A' | Group 'B' | ||
| (1) | Rolling object | (a) | Heat energy |
| (2) | Food | (b) | Atomic energy |
| (3) | Stretched bow | (c) | Kinetic energy |
| (4) | Sunlight | (d) | Potential energy |
| (5) | Uranium |
(e)
|
Chemical energy
|
A good fuel should possess:
