UPSC Civil Service Exam Questions

Q1: In a simply supported beam AB of span L, the midpoint is C. In case-1, the beam is loaded by a central concentrated load W. In case-2, the beam is subjected to a U.D.L. of intensity w such that wL = W. The ratio of central deflection in case-1 to that in case-2 is

A 5/3

B 3/5

C 5/8

D 8/5

ANS:D - 8/5

Here, we use (Wl^3÷48EI)÷(5WL^4÷384EI).



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