Question

A steel wire of length 7 m and cross section 1 mm2 is hung from a rigid support with a steel weight of volume 1000 c.c. hanging from the other end. Find the decrease in the length of wire, when steel weight is completely immersed in water.
( sted = 2 x 10¹¹N / m²) Density of water = 1 g / c.c)
(Ana : 0.343 mm)

Answer 1

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Answer 2

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