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UPSC Civil Service Exam Questions - Engineering

Q1:

At a hydraulic jump, the depths at the two sides are 0.4 m and 1.4 m. The head loss in the jump is nearly

A 1.0 m

B 0.9 m

C 0.7 m

D 0.45 m

ANS:D - 0.45 m

Head loss or energy loss=EL, HL=((y2-y1)^3)/4y1y2.