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प्रश्न
State the energy changes in the following case while in use:
An electric iron
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उत्तर
Electrical energy into heat energy.
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संबंधित प्रश्न
State the energy changes that occur in the following :
The unwinding of a watch spring.
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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 a car going uphill.
State the energy changes in the following case while in use:
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(a) How much work is done by the men in lifting the box?
(b) How much work do they do in just holding it?
(c) Why do they get tired while holding it? (g = 10 m s–2)
The energy conversion in a washing machine is from ______.
In an electric cell while in use, the change in energy is from ______.
