Waste Water Engineering In 1000 kg of sewage, the total solids approximate 0.5 to 1.0 kg 7.5 kg to 10 kg 5 kg to 7.5 kg 1 kg to 2.0 kg 0.5 to 1.0 kg 7.5 kg to 10 kg 5 kg to 7.5 kg 1 kg to 2.0 kg ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas which may cause explosion in sewers, is Carbon monoxide Ammonia Carbondioxide Methane Carbon monoxide Ammonia Carbondioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hazen’s formula VS = 418 (GS – Gw)d [(3T + 70)/100] is used for the settlement velocity of the particles of diameter Less than 0.05 mm Less than 0.01 mm Greater than 0.1 mm Less than 0.1 mm Less than 0.05 mm Less than 0.01 mm Greater than 0.1 mm Less than 0.1 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Large diameter sewers subjected to external pressure alone, are reinforced Near the inner surface of the pipe With elliptical cage Both A and B Near the outer surface of the pipe Near the inner surface of the pipe With elliptical cage Both A and B Near the outer surface of the pipe ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 2 days 14 days 7 days 12 days 2 days 14 days 7 days 12 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is All listed here Ammonia Carbon dioxide Hydrogen All listed here Ammonia Carbon dioxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP