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UPSC Civil Service Exam Questions - Engineering

Q1:

Due to settlement of support at A of propped cantilever shown in the figure given below, what is the vertical reaction at B ?

A

B

C

D

ANS:B -

Answer is D.

As per my view if support A settle by Δ then this will transfer at B point, let reaction a B is p then net deflection at B pl3/3EI = Δ then p=3EI Δ/l3.