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प्रश्न
Name the type of energy (kinetic or potential) possessed by the following:
Water flowing in a river.
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उत्तर
Water Flowing in a River possesses Kinetic energy due to motion.
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संबंधित प्रश्न
Name five different forms of energy.
Name the type of energy (kinetic or potential) possessed by the following:
A stone at rest on the top of a building.
Name five renewable sources of energy.
Name three non-renewable sources of energy.
What is wind 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).
What kind of energy is possessed in a situation when?
An electron spinning around the nucleus.
Give one example when:
Electric energy changes to sound 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]
A body of mass 50 kg has a momentum of 3000 kg−1 ms. Calculate:
(j) the kinetic energy of the body.
(ii) the velocity of the body.
