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प्रश्न
How much hydroelectric power is generated in India?
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उत्तर
At present only 23% of the total electricity is generated by the hydro energy.
संबंधित प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving bus
Name the type of energy (kinetic energy K or potential energy U) possessed in the given case:
A stretched wire
State the energy changes in the following case while in use:
an electric bulb
What is a solar cell?
Name the form of energy in which potential energy can change.
What kind of energy is possessed in a situation when?
A fish moving in the water.
Give one example when:
Electric energy changes to sound energy.
What is the form of that graph between
(i) K.E. and velocity for a constant mass?
(ii) K.E. and mass for a constant velocity?
Show that in case of a body falling freely under gravity, total mechanical energy remains conserved (neglect air resistance).
A body of mass 0.2 kg falls from a height of 10 m to a height of 6 m above the ground. Find the loss in potential energy taking place in the body. [g = 10ms−2]
