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प्रश्न
Write five forms of energy.
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उत्तर
(i) Mechanical energy
(ii) Chemical energy
(iii) Solar energy
(iv) Heat energy
(v) Light energy.
संबंधित प्रश्न
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the ground.
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How much hydroelectric power is generated in India?
Write the type of energy possessed in the following case:
A falling apple
State the energy changes which take place when:
A magnesium ribbon burns in air.
State the energy changes which take place when:
Food is digested by animals.
Give one example when:
Electric energy changes to potential energy.
A body of mass 50 kg has a momentum of 3000 kg−1 ms. Calculate:
(j) the kinetic energy of the body.
(ii) the velocity of the body.
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