Question

Cusec is___________

(a) A unit of flow equal to one cubic feet per sec

(b) A unit of flow equal to one centimeter cube per sec

(c) A unit of flow equal to one meter per sec

(d) A unit of flow equal to one cubic foot per sec

I have been asked this question in unit test.

This key question is from Hydrographs topic in section Hydro Electric Power Plant of Energy Engineering

Answer 1

Correct choice is (a) A unit of flow equal to one cubic feet per sec

For explanation I would say: Cusec is a unit of flow especially water which is equal to one cubic feet per sec. And there is also use of Cumec which is one cubic meter per second. One cubic feet per second is equal to 28.317 liters per second.