The minimum diameter of an inverted siphon is __________
(a) 5cm
(b) 10cm
(c) 15cm
(d) 25cm
I got this question in an internship interview.
Question is from Inverted Siphon, Storm Regulator and Sewage Pumping topic in section Construction of Sewers, Sewer Appurtenances and Sewage Pumping of Environmental Engineering