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संबंधित प्रश्न
What name is given to the heat energy obtained from hot rocks inside the earth?
Fill in the blank
The energy possessed by a body due to its motion is called ______ energy.
A bucket full of water .is on the first floor of your house and another identical bucket with same quantity of water is kept on the second floor. Which of the two has greater potential energy ?
Name the type of energy (kinetic or potential) possessed by the following:
A stone at rest on the top of a building.
Name the two groups in which various sources of energy are classified. State on what basis are they classified.
How much hydroelectric power is generated in India?
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 when:
Water stored in dams rotates turbine connected to a dynamo.
State the energy transformation on the following:
Electricity obtained from hydro energy.
A girl of mass 35 kg climbs up from the first floor of a building at a height 4 m above the ground to the third floor at a height 12 m above the ground. What will be the increase in her gravitational potential energy? [g = 10 ms-2]
