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प्रश्न
State larger units of power.
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उत्तर
The larger units of power are:
1 Kilowatt = 1000 watt 103 W
1 Megawatt = 1000,000 W = 106 W.
संबंधित प्रश्न
What is the work done by the moon when it revolves around the earth?
Work done = Force × ........................................
State the law of conservation of energy.
A boy throws a rubber ball vertically upwards. What type of work, positive or negative, is done : by the force applied by the boy?
(a) by the force applied by the boy?
(b) by the gravitational force of earth?
Write an expression for the work done against gravity.
Can every force produce work?
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
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
A donkey is carrying a load on its back.
