UPSC Civil Service Exam Questions - Engineering

Q1:

The given diagrams show the details of two simply supported beams B1 and B2. EI is constant throughout the length and same for both the beams. The beams have the same area of cross-section and the same depth. What is the ratio of maximum bending stress in B2 to that in B1 ?

A 4

B 1

C 2

D

ANS:D -

(Wl ^2/8) of 2ND figure & (Wl/4) of the 1St figure.