Civil Engineering MCQAE Level Civil Engineering
The volumetric strain of a closed thin cylinder (modulus E, Poisson ratio ν) under p equals:
Strength of MaterialsVolumetric Strain CylinderHARD
Choose the correct answer
A
(pD/2tE)(1−2ν)
B
(pD/2tE)(5/2−2ν)
C
(pD/4tE)(3−2ν)
D
(pD/2tE)(2−ν)
Correct Answer
B. (pD/2tE)(5/2−2ν)
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εv=2εh+εL=(pD/2tE)(2−ν)+(pD/4tE)(1−2ν)... total=(pD/2tE)(5/2−2ν).
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