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UPSC Civil Service Exam Questions - Engineering

Q1:

Due to some point load anywhere on a fixed beam, the maximum free bending moment is M. The sum of fixed end moment is

A M

B 1.5M

C 2.0M

D 3.0M

ANS:A - M

Max free bending moment = PL/4 (when load is at centre).
Free end moments = PL/8 + PL/8 = PL/4.