A wire elongates by mm when a load W is 5 hanged from it If the wire goes over a pulley and two weights W each are hung at the

Question

A wire elongates by mm when a load W is 5 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 1 l 2 20 3 zero 4 1 2

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