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UPSC Civil Service Exam Questions - Engineering

Q1:

The height of a hydraulic jump in a stilling pool was found to be 10 cm in a model with lp/lm = 36. The prototype jump height would be

A 0.6 m

B 3.6 m

C 21.6m

D indeterminable for want of adequate data

ANS:B - 3.6 m

Lp/Lm=36, the height of jump in prototype = 36 * 10 = 360 cm.
Then 3.6m.