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प्रश्न
Explain by an example that a body may possess energy even when it is not in motion.
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उत्तर
A body can have energy even if it is not in motion. The statement can be justified by:
Water stored in the reservoir at the roof of a building possesses gravitational potential energy due to its position above the ground.
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संबंधित प्रश्न
No work is done by a force if the body
How is work related to energy?
Express joule in terms of erg.
The velocity of a car increases from 54 km/hr to 72 km/hr. How much is the work done if the mass of the car is 1500 kg?
Is power a scalar quantity?
Fill in the boxe to show the corresponding energy transformation.
How much energy is gained by a box of mass 20 kg when a man, runs carrying the box with a speed of 3 m/s-1 to catch the bus?
A man squatting on the ground gets straight up and stand. The force of reaction of ground on the man during the process is ______.
