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प्रश्न
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in respiration.
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उत्तर
Chemical energy changes into heat energy.
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संबंधित प्रश्न
State the energy changes that occur in a watch spring while it unwinds.
State the energy changes that occur in the following :
Burning coal while operating a steam engine.
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Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the Charging of a battery.
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the burning of a match stick.
State the energy changes in the following case while in use:
loudspeaker
State the energy changes in the following case while in use:
A petrol engine of a running car
A metal ball of mass 2 kg is allowed to fall freely from rest from a height of 5 m above the ground. What happens to the mechanical energy after the ball hits the ground and comes to rest?
Choose the odd one:
For burning of coal in a thermoelectric station, the energy conversion taking place is:
