UPSC Civil Service Exam Questions - Engineering

Q1:

A doubly reinforced concrete beam has effective cover d' to the centre of compression reinforcement. xu is the depth of neutral axis, and d is the effective depth to the centre of tension reinforcement. What is the maximum strain in concrete at the level of compression reinforcement?

A 0.0035 (1 - d'/d)

B 0.0035(1 - d'/xu)

C 0.002(1 - d'/xu)

D 0.002(1 - d'/d)

ANS:B - 0.0035(1 - d'/xu)

No answer description is available.