A) 0.8
B) 0.5
C) 0.2
D) 0.1
Correct Answer: B
Solution :
Poissons ratio ct is the ratio of fractional change in diameter to fractional change in length. Thus, \[\sigma =\frac{\Delta r/r}{\Delta l/l}\] where r is the radius of the wire. \[\therefore \] \[\sigma =\frac{0.2}{0.4}\] \[=0.5\]You need to login to perform this action.
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