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प्रश्न
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
|
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उत्तर
| Group 'A' | Group 'B' | ||
| (1) | Rolling object | (c) | Kinetic energy |
| (2) | Food | (e) | Chemical energy |
| (3) | Stretched bow | (d) | Potential energy |
| (4) | Sunlight | (a) | Heat energy |
| (5) | Uranium |
(b)
|
Atomic energy
|
संबंधित प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving bus
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A piece of stone placed on the roof.
Give one disadvantage of using a solar cell.
State two disadvantages of producing electricity from solar energy.
State four ways for the judicious use of energy.
How is kinetic energy possessed by a moving body measured?
What kind of energy is possessed in a situation when?
A horse running along a level road
Give one example when:
Mechanical energy to heat energy.
In a hydroelectric power station, 1000 kg of water is allowed to drop through a height of 100 m in 1 sec. If the conversion of potential energy to electric energy is 60%. Calculate the power output. [Take: g = 10m/sec2]
What is meant by energy?
