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प्रश्न
The energy of a body is its capacity to do .........
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उत्तर
The energy of a body is its capacity to do work.
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संबंधित प्रश्न
When do we say that work is done?
State the S.I. unit of work and define it.
A body of mass 5 kg falls from a height of 10 m to 4 m. Calculate:
The loss in potential energy of the body,
Give two examples of couple action in our daily life.
Define potential energy.
Can we destroy every energy associated with a body?
In what form is energy stored in a wrist watch?
Calculate the amount of work done by a child carrying a bag of 20 kg when he moves a distance of 40 m in
(a) Vertical direction, and
(b) Horizontal direction
Name the material commonly used for the manufacturing of solar cells.
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
Suma is swimming in a pond.
