Civil Engineering MCQJE Level Civil Engineering
While reviewing a plane on which shear stress disappears, which conclusion is correct? Avoid the common trap that the remaining normal stress must be zero.
Strength of MaterialsPrincipal StressMEDIUM
Choose the correct answer
A
the plane is always horizontal
B
the remaining normal stress must be zero
C
the shear stress is maximum on that plane
D
the remaining normal stress is a principal stress
Correct Answer
D. the remaining normal stress is a principal stress
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Principal planes carry zero shear stress. Correct option: D.
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This MCQ belongs to SSC JE Civil Paper-I Technical Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.