If average volume of sediment deposits is one-tenth million cubic metres per year in a reservoir of
total capacity 10 million cubic metres, the dead storage will be filled up, in
(A) 10 years
(B) 15 years
(C) 20 years
(D) 25 years
total capacity 10 million cubic metres, the dead storage will be filled up, in
(A) 10 years
(B) 15 years
(C) 20 years
(D) 25 years