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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
State two advantages of geothermal energy.
Name the type of energy (kinetic or potential) possessed by the following:
A moving cricket ball.
Name the two groups in which various sources of energy are classified. State on what basis are they classified.
What is meant by the renewable and non-renewable sources of energy? Distinguish between them giving two examples of weach.
Two bodies A and B of masses m and M (M ≫ m) have same kinetic energy. Which body will have more momentum?
A metal ball of mass 2kg is allowed to fall freely from rest from a height of 5m above the ground.
What the kinetic energy of the ball just before it hits the ground ?
A ball of mass 200 g falls from a height of 5 m. What will be its kinetic energy when it just reaches the ground? (g = 9.8 m s−2)
Can you tell?
Describe one natural chain of transformation of energy.
You do not have rangoli powder. What things can you use as an alternative?
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.
