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JEE Main 2006 Physics question

PhysicsMechanical Properties of SolidsJEE Main 2006

A wire elongates by mm when a load W is hanged from it. If the wire goes over a pulley and two weights W each are hung at the two ends, the elongation of the wire will be (in mm )

Answer: (2)

Solution

In both cases the tension in the wire is W (with W at each end over the pulley, the

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Question ID VK-038749