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प्रश्न
What is hydro energy?
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उत्तर
The kinetic energy possessed by the flowing water is called the water or hydro energy.
संबंधित प्रश्न
Fill in the blank
Energy possessed by a compressed spring is ______ energy.
Name the type of energy (kinetic or potential) possessed by the following:
A compressed spring.
Give one example to show that the sum of potential energy and kinetic energy remains constant if friction is ignored.
State two uses of solar cells.
Give one disadvantage of using a solar cell.
What is wind energy?
Renewable source of energy is:
Show that the quantity 2K/v2 has the unit of mass, where K is the kinetic energy of the body.
Write the type of energy possessed in the following case:
A moving cricket ball.
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.
