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A wire elongates by l mm when a load W is hanged from it. If the wire goes over

A wire elongates by l 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)

Options

(a) l/2
(b) l
(c) 2l
(d) zero

Correct Answer:

l

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

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