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UPSC Civil Service Exam Questions - Engineering

Q1:

The radial moment at the boundary of a simply supported circular slab of radius R, subjected to a uniformly distributed load of w will be

A wR2/8

B wR2/12

C 3wR2/16

D zero

ANS:C - 3wR2/16

I think answer should be d. Radial moment and circumferencial moment at centre is 3wR2/16 and and at the boundry, it is zero.