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A 2m long r...

Question

A $2 m$ long rod of radius $1 c m$ which is fixed from one end is given a twist of $0.8$ radian. The shear strain developed will be

A

0.002

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B

0.004

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C

0.008

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D

0.016

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Solution

The correct option is B $0.004$
$ϕ = \frac{r θ}{l} = \frac{1}{100} \times \frac{0.8}{2} = 0.004$ radian

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