Environmental Engineering The detention period and overflow rate respectively for plain sedimentation as compared to sedimentation with coagulation are generally More and less More and more Less and less Less and more More and less More and more Less and less Less and more ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be 400 ppm 300 ppm 100 ppm 200 ppm 400 ppm 300 ppm 100 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process in which the chlorination is done beyond the break point is known as Post chlorination Pre-chlorination Super chlorination Break point chlorination Post chlorination Pre-chlorination Super chlorination Break point chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Composting and lagooning are the methods of Sedimentation Sludge digestion Filtration Sludge disposal Sedimentation Sludge digestion Filtration Sludge disposal ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard EDTA (ethylene diamine tetra acetic acid) solution is used to determine the Hardness in water Dissolved oxygen in water Residual chlorine in water Turbidity in water Hardness in water Dissolved oxygen in water Residual chlorine in water Turbidity in water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of BOD exerted at any time is Inversely proportional to BOD remaining Directly proportional to BOD satisfied Directly proportional to BOD remaining Inversely proportional to BOD satisfied Inversely proportional to BOD remaining Directly proportional to BOD satisfied Directly proportional to BOD remaining Inversely proportional to BOD satisfied ANSWER DOWNLOAD EXAMIANS APP