Download Aptitude Crack
img not found img not found

UPSC Civil Service Exam Questions - Engineering

Q1:

A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is

A 12 mm diameter

B 10 mm diameter

C 8 mm diameter

D 6 mm diameter

ANS:C - 8 mm diameter

Please explain,

Then 100 mm thick slab maximum reinforcement is 100/8 = 12.5.

This means 12 mm.

Is it right or wrong?