Advertisements
Advertisements
प्रश्न
State the energy transformation on the following:
Electricity is obtained from wind energy.
Advertisements
उत्तर
The Kinetic energy changes into electricity.
संबंधित प्रश्न
What is solar energy?
State the energy transformation on the following:
Electricity is obtained from nuclear energy.
A body of mass 5 kg falls from a height of 10 m to 4 m. Calculate:
The total energy possessed by the body at any instant? (Take g = 10 ms-2).
Give three examples of bodies possessing kinetic energy.
What happens to the K.E. when
(i) the mass of the body is doubled at a constant velocity and
(ii) the velocity of the body is doubled at constant mass?
State the energy changes which take place in Electricity is obtained from solar energy.
Explain the principle of working of the windmill for generating electricity.
State the energy changes which take place when:
A car moves up a hill.
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]
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.
