(0) J. 37. In the arrangement shown...
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(0) J. 37. In the arrangement shown in figure, the ends P. and Q of an unstrechable string move downwards with uniform speed u. Pulleys A and B are fixed. Mass M moves upwards with a speed. PL (a) u cos e (c) 2u cos e (b) u/cos e (d) 2u/cos e

NEET/Medical Exams
Physics
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( u+u-2 v cos theta=0 ) ( x u=7 v cos theta ) ( frac{4}{cos a}=v )
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