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प्रश्न
Give one example when:
Kinetic energy to potential energy.
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उत्तर
Throwing up a pebble from the ground.
संबंधित प्रश्न
Which of the following produces more heat (per unit mass) on burning?
State two disadvantages of geothermal energy.
Fill in the blank
The energy possessed by a body due to its motion is called ______ energy.
A cyclist doubles his speed. How will his kinetic energy change: increase, decrease or remain same ?
A boy of mass m climbs up a staircase of vertical height h.
(a) What is the work done by the boy against the force of gravity?
(b) What would have been the work done if he uses a lift in climbing the same vertical height?
Name the energy changes for the following:
electric ball
State the energy changes which take place when:
A toy car spring is wound and car is made to run on level floor.
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]
What ts the original source of energy for the electricity produced at a thermal power station?
When and why do clothes smell of naphthalene?
