GATE Civil Engineering (CE) 2015 Shift 2 Solved Paper
© examsiri.com
Question : 59 of 65
Marks:
+1,
-0
Ultimate BOD of a river water sample is 20 mg/L. BOD rate constant (natural log) is 0.15 day-1. The respective values of BOD (in %) exerted and remaining after 7 days are:
Go to Question: