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प्रश्न
State the energy changes which take place when:
A body released from rest from the top of a building.
एका वाक्यात उत्तर
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उत्तर
The potential energy changes to kinetic energy.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
State two characteristic which a source of energy must have.
What do you understand by the potential energy of the body?
What is dissipation of energy?
State the energy changes which take place when:
Water freezes in the freezing chamber of a fridge.
A ball of mass 200 g falls from a height of 5 m. What will be its kinetic energy when it just reaches the ground? (g = 9.8 m s−2)
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
|
Can you tell?
What are the various forms of energy?
Use your brain power!
Why do tablets of camphor decrease in size day by day?
In which states is water found in nature?
A good fuel should possess:
