Civil Engineering MCQJE Level Civil Engineering
Strain energy stored in a bar under gradually applied axial load P is:
Strength of MaterialsStrength of Materials and Structural AnalysisEASY
Choose the correct answer
A
2PL/AE
B
P squared L/(2AE)
C
P squared AE/(2L)
D
PL/AE
Correct Answer
B. P squared L/(2AE)
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Work done by gradually applied load is half of final load times extension.
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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.