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प्रश्न
State the energy changes which take place when:
In a heat engine.
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उत्तर
The heat energy changes to mechanical energy.
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संबंधित प्रश्न
Name the type of energy (kinetic or potential) possessed by the following:
A compressed spring.
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is just in the middle .
Select the renewable and non-renewable sources of energy from the following:
Wind
What do you understand by the kinetic energy of the body?
What kind of energy is possessed in a situation when?
A stone, in a stretched catapult.
Give one example when:
Chemical energy to electrical energy.
Calculate the change in the Kinetic energy of a moving body if its velocity is reduced to 1/3rd of the initial velocity.
For the same kinetic energy of a body, what should be the change in its velocity if its mass is increased nine times?
Can you tell?
What are the various forms of energy?
