Civil Engineering MCQJE Level Civil Engineering
A reviewer rejects three notes on Virtual Work. Which remaining note is correct for deflection calculation in beams and trusses? Avoid the common trap that unit-load method applies only to determinate trusses.
Structural AnalysisVirtual WorkMEDIUM
Choose the correct answer
A
virtual work requires plastic collapse
B
deflection is obtained from the product of real and virtual internal actions
C
strain energy is not involved
D
unit-load method applies only to determinate trusses
Correct Answer
B. deflection is obtained from the product of real and virtual internal actions
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Unit-load/virtual-work methods evaluate displacement through work equivalence. Correct option: B.
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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.