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प्रश्न
Give one example when:
Electric energy changes to sound energy.
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उत्तर
When a loudspeaker works, the electric energy changes to sound energy.
संबंधित प्रश्न
State two factors on which the kinetic energy of a moving body depends.
Why using wood as fuel is not advisable although wood is a renewable source of energy?
Name five renewable sources of energy.
Give one disadvantage of using a solar cell.
Name the energy changes for the following:
bicycle brakes
Give one example when:
Kinetic energy to potential energy.
A body is thrown vertically upwards. Its velocity keeps on decreasing. What happens to its kinetic energy as its velocity becomes zero?
In which states is water found in nature?
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.
