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प्रश्न
What do you understand by the potential energy of the body?
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उत्तर
The potential energy of a body is the energy possessed by the body by virtue of its state or position.
संबंधित प्रश्न
Write true or false of the following statement.
There is always some loss of energy in conversion from one form of energy to another form, so the total energy is not conserved.
Name the type of energy (kinetic or potential) possessed by the following:
A stone at rest on the top of a building.
Give one example to show the conversion of potential energy to kinetic energy when put in use.
What is the main energy transformation that occur in:
Charging of a battery.
State the energy changes which take place when:
A toy car spring is wound and car is made to run on level floor.
Give one example when:
Kinetic energy changes to heat energy.
Give one example when:
Chemical energy to electrical energy.
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.
Obtain an expression for the kinetic energy of a body of mass m moving with a velocity v?
