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प्रश्न
Give one example when:
Kinetic energy changes to heat energy.
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उत्तर
When two stones are rubbed against each other, kinetic energy changes to heat energy.
संबंधित प्रश्न
What is geothermal energy?
Name the type of energy (kinetic or potential) possessed by the following:
A stretched rubber band.
A ball of mass 0.5 kg slows down from a speed of 5m/s-1 to that of 3m/s-1. Calculate the change in kinetic energy of the ball.
What kind of energy is possessed in a situation when?
Water stored in dams.
Write the type of energy possessed in the following case:
A moving cricket ball.
State the energy changes which take place when:
Electricity obtained from nuclear energy.
Give one example when:
Electric energy changes to sound energy.
When and why do clothes smell of naphthalene?
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.
