A cross-drainage work is termed as a syphon, if it carries the canal
- Aabove the drainage with the drainage flowing under pressure
- Bbelow the drainage with the canal flowing under pressureCorrect
- Cbelow the drainage with the canal flowing at atmospheric pressure under the works
- Dabove the drainage with the drainage flowing at atmospheric pressure under the works.
Solution
Concept
Syphon
Step-by-step solution
1. Syphon: canal passes below the drainage and flows under pressure.
Explanation
The drainage flows over the canal.
Why the other options are wrong
Aqueduct carries the canal above the drainage.
Shortcut
Syphon = canal under pressure below.
Correct answer: B) below the drainage with the canal flowing under pressure