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प्रश्न
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संबंधित प्रश्न
Define 1 joule of energy.
Explain by an example that a body may possess energy even when it is not in motion.
Give two examples of couple actions in our daily life.
What is the work done when the object acted upon by a force remains at rest?
Distinguish between work and power.
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
If a ball is dropped on the sloping roof of a house, it acquires ______ and falls on the ground. That is the transformation of ______ energy into ______ energy takes place.
(kinetic, potential, motion)
A force can cause an object to change its ______.
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
Food grains are getting dried in the sun.
