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प्रश्न
State the energy changes that occur in the following :
The unwinding of a watch spring.
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उत्तर
Potential energy to kinetic energy.
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संबंधित प्रश्न
What are the various energy transformations that occur when you are riding a bicycle?
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the unwinding of a watch spring.
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:
Washing machine
State the energy changes in the following case while in use:
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State the energy changes in the following case while in use:
Bio-gas burner
Choose the odd one:
Four men lift a 250 kg box to a height of 1 m and hold it without raising or lowering it.
(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 ______.
State the energy changes in the following case while in use:
An electric cell in a circuit
