UPSC Civil Service Exam Questions - Engineering

Q1:

Which one of the following statements is not correct ?
A control section in an open channel is the site

A where the flow quantity can be controlled

B at which flow is known to be critical

C where the discharge can be measured

D where the specific energy is determined

ANS:B - at which flow is known to be critical

Question asked was the statement which is not correct @Vikash Prajapati.

Please make it correct.