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प्रश्न
Potential energy and heat energy are the two forms of mechanical energy.
पर्याय
True
False
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उत्तर
Potential energy and heat energy are the two forms of mechanical energy- False.
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संबंधित प्रश्न
State two factors on which the potential energy of a body at a certain height above the ground depends.
Write the expression for the gravitational potential energy explaining the meaning of the symbols used.
A body of mass m is moved from ground to a height h. If the force of gravity on mass of 1 kg is g newton, find the force needed to lift the body.
Two bodies of same masses are placed at heights h and 2h. Compare their gravitational potential energy.
The potential energy of a body is the energy by virtue of its ______.
A body at a height possesses ______.
A man is instructed to carry a package from the base camp at B to summit A of a hill at a height of 1200 metres. The man weighs 800 N and the package weighs 200 N. If g = 10 m/s2,
- how much work does man do against gravity?
- what is the potential energy of the package at A if its is assumed to be zero at B?
What energy is possessed by stretched rubber?
A body is falling from a height of h. After it has fallen a height `"h"/2`, it will possess
The potential energy is
