Question

A wire of cross section 4 mm2 is stretched by 0.1 mm by a certain weight. How far (length) will be wire of same material and length but of area 8 mm2 stretch under the action of same force [Kerala PMT 2004]
A) 0.05 mm B) 0.10 mm C) 0.15 mm D) 0.20 mm

Answer 1

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