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प्रश्न
A boy lifts a luggage from height 2 m to 4 m. The potential energy will become
विकल्प
half
double
one-third
one-fourth
उत्तर
double
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संबंधित प्रश्न
The energy stored in water of a dam is the kinetic energy.
Give one example of a body that has potential energy, in each of the following:
- due to its position at a height.
- due to its elongated stretched state.
Name the form of energy stored in a wound up spring of a watch.
Can a body possess energy even when it is not in motion? Explain your answer with an example.
Name the type of energy (kinetic or potential) possessed by the following A moving cricket ball.
Name the type of energy (kinetic or potential) possessed by the following A stone at rest on the top of a building.
Name the type of energy (kinetic or potential) possessed by the following A compressed spring.
Name the type of energy (kinetic or potential) possessed by the following A moving bus.
Give an example to show the conversion of potential energy to kinetic energy when put in use.
Give reasons for the following Hammer drives a nail into the wood only when it is lifted up and then struck.
