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IIT JEE Advanced 2009 Paper 2

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Question : 12

Total: 57

A light inextensible string that goes over a smooth fixed pulley as shown in the figure connects two blocks of masses 0.36 kg and 0.72 kg. Taking g = 10

, find the work done (in joules) by the string on the block of mass 0.36 kg during the first second after the system is released from rest.

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