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प्रश्न
How much hydro-electric power is generated in India?
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उत्तर
At present, 23% of the total electricity is generated in India using hydro-energy.
संबंधित प्रश्न
Give one example of a body that has potential energy, due to its position at a height.
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the ground.
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A piece of stone placed on the roof.
Identify the type of energy possessed by the body in each of the following:
(a) A coiled spring of the toy car
(b) A hammer which is raised
(c) A stone shot from a catapult
(d) Water stored in the overhead tank
(e) A tadpole moving in water.
State two advantages and two disadvantages of using hydro-energy for producing electricity.
State the energy changes which take place when:
Water stored in dams rotates turbine connected to a dynamo.
Give one example when:
Electric energy changes to mechanical energy.
Give one example when:
Electric energy changes to potential energy.
Give one example when:
Chemical energy to electrical energy.
Find out the types of energy from the following puzzle.
