engineering recuitment PGCIL Diploma Trainee Mock Test 2024 Hydrology Flood Routing and Flood Control
Which of the following statements is/are correct/incorrect regarding weirs in open channel flow?
1. The flow in small channels is generally measured by means of a current meter, whereas in very large channels by using weirs.
2. When the liquid level downstream of a weir is above its crest level, the weir is said to be a submerged weir.
1
Statement 1 is incorrect and statement 2 is correct.
2
Both statements are incorrect.
3
Statement 2 is incorrect and statement 1 is correct.
4
Both statements are correct.