Civil Engineering MCQJE Level Civil Engineering
During an RRB JE solution review on Axial Deformation, what is the safest statement about extension of a straight bar under elastic loading? Avoid the common trap that extension is independent of modulus of elasticity.
Strength of MaterialsAxial DeformationMEDIUM
Choose the correct answer
A
extension is independent of modulus of elasticity
B
extension is PL/AE for a uniform member
C
extension depends only on ultimate strength
D
extension is PA/LE for a uniform member
Correct Answer
B. extension is PL/AE for a uniform member
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Elastic axial deformation follows delta = PL/AE. Correct option: B.
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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.