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The increase in length on stretching a wire is 0.05%. If its Poisson’s ratio is 0.4, the diameter is reduced by

a)

0.01%

b)

0.02%

c)

0.03%

d)

0.04%



Question ID - 55976 | SaraNextGen Top Answer

The increase in length on stretching a wire is 0.05%. If its Poisson’s ratio is 0.4, the diameter is reduced by

a)

0.01%

b)

0.02%

c)

0.03%

d)

0.04%

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

Or Lateral strain  =

= 0.4

So,  percentage reduction in diameter is 0.02.

127 votes


127