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UPSC Civil Service Exam Questions - Engineering

Q1:

With a vertical point load on the surface when considering the vertical plane passing through the load, the stress gets reduced by 52.3% at a depth of

A 0.25 of unit length

B 0.5 of unit length

C 0.75 of unit length

D 1 of unit length

ANS:C - 0.75 of unit length

Yes, I agree, option D is correct,

Option C will be correct for a 16 per cent reduction.