Civil Engineering MCQAE Level Civil Engineering
The normal strain in axial direction is 1.25 mm/m due to application of an axial tensile force. If Poisson's ratio is 0.3, the volumetric strain in the body will be:
Strength of MaterialsStrength of MaterialsMEDIUM
Choose the correct answer
A
4 x 10^-4
B
3.4 x 10^-4
C
1.7 x 10^-4
D
2 x 10^-4
Correct Answer
A. 4 x 10^-4
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For uniaxial loading, volumetric strain = longitudinal strain x (1 - 2 mu). It is about 5 x 10^-4; among the given alternatives, 4 x 10^-4 is the closest/printed-key choice
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.