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प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving cricket ball
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उत्तर
Kinetic energy (K)
संबंधित प्रश्न
Select the correct alternatives
A ball rolling on the ground possesses
State two factors on which the kinetic energy of a moving body depends.
Give one example to show that the sum of potential energy and kinetic energy remains constant if friction is ignored.
State the energy changes in the following case while in use:
a ceiling fan
State two disadvantages of using wind energy for generating electricity.
Is it possible that a body may possess energy even when it is not in motion?
Give one example when:
Mechanical energy to heat 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]
The major problem in harnessing nuclear energy is how to
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A moving cricket ball
