Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 15°C 0°C 20°C 25°C 15°C 0°C 20°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The presence of free ammonia in sewage, is detected by Phenol-di-sulphuric acid Adding sulphuric acid Boiling Adding potassium permanganate Phenol-di-sulphuric acid Adding sulphuric acid Boiling Adding potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following part of human body withstands minimum radiation? Thyroid Ovaries/testis Kidneys Eyes Thyroid Ovaries/testis Kidneys Eyes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The standard B.O.D. of water is taken for 1 day 3 days 2 days 5 days 1 day 3 days 2 days 5 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for mains up to 1 m in diameter, is 1.5 4 3 2 1.5 4 3 2 ANSWER DOWNLOAD EXAMIANS APP