Civil Engineering MCQJE Level Civil Engineering
In a mock-test problem built around closed cylindrical pressure vessel stresses, which answer is most appropriate? Avoid the common trap that both stresses are zero at the wall.
Strength of MaterialsThin CylinderMEDIUM
Choose the correct answer
A
hoop stress is independent of diameter
B
hoop stress is twice the longitudinal stress
C
both stresses are zero at the wall
D
longitudinal stress is twice hoop stress
Correct Answer
B. hoop stress is twice the longitudinal stress
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For a closed thin cylinder, sigma_h = pD/2t and sigma_l = pD/4t. Correct option: B.
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This MCQ belongs to RRB JE Civil & Allied Engineering CBT-2 Full Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.