Civil Engineering MCQJE Level Civil Engineering
During an RRB JE solution review on Failure Theory, what is the safest statement about ductile metal under combined static stress? Avoid the common trap that rankine theory is only a column formula.
Strength of MaterialsFailure TheoryMEDIUM
Choose the correct answer
A
Rankine theory is only a column formula
B
maximum principal stress theory is always preferred for ductile metals
C
fatigue limit alone decides static yielding
D
Tresca or von Mises criteria are commonly used
Correct Answer
D. Tresca or von Mises criteria are commonly used
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Ductile yielding is represented well by shear/distortion-energy criteria. 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.