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प्रश्न
What do you understand by the kinetic energy of the body?
उत्तर
The kinetic energy of a body is the energy possessed by the body by virtue of its state of motion.
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संबंधित प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A compressed spring
State different forms of potential energy and give one example of each.
Select the renewable and non-renewable sources of energy from the following:
Wood
State two disadvantages of producing electricity from solar energy.
State two advantages of using wind energy for generating electricity.
State the energy changes which take place when:
A magnesium ribbon burns in air.
Give one example when:
Electric energy changes to mechanical energy.
A boy sits and stands repeatedly. Draw a graph showing the variation of potential energy with time.
