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UPSC Civil Service Exam Questions - Engineering

Q1:

Consider the following statements in respect of the critical depth of flow in a prismatical rectangular channel:
1. For known specific emergy, discharge is minimum.
2. For known discharge, the specific energy is minimum.
Which of the statements given above is/are correct ?

A 1 only

B 2 only

C Both 1 and 2

D neither 1 nor 2

ANS:C - Both 1 and 2

Yeah! For given S.E. The discharge should be max.