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प्रश्न
The potential energy of a body is the energy by virtue of its ______.
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उत्तर
The potential energy of a body is the energy by virtue of its position.
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संबंधित प्रश्न
Gravitational potential energy U = mass × force of gravity on unit mass × ..........
Write the expression for the gravitational potential energy explaining the meaning of the symbols used.
Two bodies of same masses are placed at heights h and 2h. Compare their gravitational potential energy.
Find the gravitational potential energy of 2.5 kg mass kept at a height of 15 m above the ground. The force of gravity on mass 1 kg is 10 n.
A spring is kept compressed by a small trolley of mass 0.5 kg lying on a smooth horizontal surface as shown in the adjacent fig. When the trolley is released, it is found to move at a speed v = 2 m s-1. What potential energy did the spring possess when compressed?
Two bodies A and B of equal masses are kept at heights of h and 2h respectively. What will be the ratio of their potential energies?
State whether the following statement is true or false :
The potential energy of a body of mass 1 kg kept at a height of 1 m is 1 J.
Explain by an example what is meant by potential energy. Write down the expression for gravitational potential energy of a body of mass m placed at a height h above the surface of the earth.
Prove that the kinetic energy of a freely falling object on reaching the ground is nothing but the transformation of its initial potential energy.
The potential energy is
