Question

What is the value of uniformity coefficient in a pressure sand filter?

(a) 1

(b) 1.5

(c) 2

(d) 2.5

I have been asked this question in unit test.

This question is from Pressure Filter topic in chapter Filtration of Environmental Engineering

Answer 1

The correct answer is (b) 1.5

The best I can explain: The value of uniformity coefficient in a pressure sand filter lies between 1.2 and 1.7 and its common value is 1.5.