Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 25 (Q.No. 31)
31.
A simply supported rectangular beam of span 'L' and depth 'd' carries a central load 'W' What ratio of maximum deflection to maximum bending stress is
Discussion:
2 comments Page 1 of 1.
Umesh JIT said:
7 years ago
The Answer should be D.
Gokul said:
6 years ago
Max deflection = WL^3/48EI.
Max bending stress = My/I = (WL/4) x (d/2) /I.
Max defl/max bend stress = {WL^3/48EI}/{(WL/4) x (d/2) /I}.
= L^2/6Ed.
Max bending stress = My/I = (WL/4) x (d/2) /I.
Max defl/max bend stress = {WL^3/48EI}/{(WL/4) x (d/2) /I}.
= L^2/6Ed.
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