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प्रश्न
Name the form of energy which a body may possess even when it is not in motion. Give an example to support your answer.
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उत्तर
Even when the body is not in motion, it has potential energy. For example, a stone at a certain height has gravitational potential energy due to its raised position.
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संबंधित प्रश्न
A certain form of energy which is not sourced directly or indirectly from the sun and does not cause any pollution is very easily converted into electricity. This form of energy is, however, not available everywhere. Moreover, it is technically very difficult and expensive to obtain it. Name the form of energy.
Write true or false of the following statement.
There is always some loss of energy in conversion from one form of energy to another form, so the total energy is not conserved.
Write true or false of the following statement.
The energy of flowing water can be converted into electric energy (electricity).
Name the type of energy (kinetic or potential) possessed by the following:
A stone at rest on the top of a building.
Name the two groups in which various sources of energy are classified. State on what basis are they classified.
Explain the principle of producing electricity using the nuclear energy.
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Potential energy changes to electric energy.
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Use your brain power!
Why do tablets of camphor decrease in size day by day?
