Waste Water Engineering In septic tanks, decomposition of organic bacteria, is done by Anaerobic bacteria None of these Aerobic bacteria Both types of bacterias Anaerobic bacteria None of these Aerobic bacteria Both types of bacterias ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering At the junction of sewers None of these Top of smaller sewer is kept lower Tops of both the sewers are at the same level Top of larger sewer is kept lower None of these Top of smaller sewer is kept lower Tops of both the sewers are at the same level Top of larger sewer is kept lower ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed 1.5 3 2.5 2 1.5 3 2.5 2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrites in the sewage, the matching colour may be developed by adding Potassium permanganate Sulphuric acid and napthamine None of these Phenol-di -sulphuric acid potassium hydroxide Potassium permanganate Sulphuric acid and napthamine None of these Phenol-di -sulphuric acid potassium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 70 to 75% 75 to 80% 0.85 65 to 70% 70 to 75% 75 to 80% 0.85 65 to 70% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The bottom of the sewage inlet chamber of septic tanks, is provided an outward slope 1 in 5 1 in 15 1 in 10 1 in 20 1 in 5 1 in 15 1 in 10 1 in 20 ANSWER DOWNLOAD EXAMIANS APP