Home Physics Work, Energy, Power and Collision Mix In the pulley-block system shown in figure s…
Physics Work, Energy, Power and Collision Mix MCQ (Single Correct)

In the pulley-block system shown in figure strings are light. Pulleys are massless and smooth. System is released from rest. In 0.3 second -

A
Work done on 2 kg block by gravity is 6 J
B
Work done on 2 kg block by string is – 2J
C
Work done on 1 kg block by gravity is –1.5 J
D
Work done on 1 kg block by string is 2 J

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The correct answer is:
CHECK THE SOLUTION.

(a, b, c, d)

So from definition of work we can find out corresponding work.

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