Civil Engineering MCQJE Level Civil Engineering
A design assistant has to decide on thin spherical pressure vessel under internal pressure. Which statement is sound? Avoid the common trap that longitudinal stress is zero.
Strength of MaterialsSpherical VesselHARD
Choose the correct answer
A
hoop stress is pD/2t as in a cylinder
B
longitudinal stress is zero
C
stress varies linearly through the wall
D
membrane stress is pD/4t in every tangential direction
Correct Answer
D. membrane stress is pD/4t in every tangential direction
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A sphere has equal membrane stresses in all tangential directions. Correct option: D.
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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.