Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Nitric acid Hydrochloric acid Citric acid Sulphuric acid Nitric acid Hydrochloric acid Citric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the diameter of upper circular portion, the overall depth of New Egg shaped sewer section, is 1.625 D 1.350 D 1.250 D 1.425 D 1.625 D 1.350 D 1.250 D 1.425 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry water flow in a combined sewer, is Domestic sewage Industrial sewage Inclusive of domestic and industrial sewage but excludes storm water Storm water Domestic sewage Industrial sewage Inclusive of domestic and industrial sewage but excludes storm water Storm water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For estimating the peak run off the rational formula Q = 0.0278 KpA was evolved by Lloyd Davis Frubling All listed here Kinchling Lloyd Davis Frubling All listed here Kinchling ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is 4 2 1.5 3 4 2 1.5 3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of design discharge to the surface area of a sedimentation tank is called Overflow rate Surface loading Overflow velocity All of these Overflow rate Surface loading Overflow velocity All of these ANSWER DOWNLOAD EXAMIANS APP