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प्रश्न
Can two agents, doing the same work, have different power?
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उत्तर
Yes, since power = work/time the two agents can have different powers if they take different amounts of time to do the same work.
संबंधित प्रश्न
Can there be displacement of an object in the absence of any force acting on it? Think. Discuss this question with your friends and teacher.
Define 1 joule of energy.
State two disadvantages of producing hydroelectricity.
Why is the work done on an object moving with uniform circular motion zero?
No work is done by a man moving on a horizontal road while carrying a box on his head. Explain.
Is power a scalar quantity?
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
Fill in the boxe to show the corresponding energy transformation.
