Waste Water Engineering The non-clog pump which permits solid matter to pass out with the liquid sewage, is Centrifugal pump Pneumatic ejector Reciprocating pump None of these Centrifugal pump Pneumatic ejector Reciprocating pump None of these 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 1.250 D 1.425 D 1.350 D 1.625 D 1.250 D 1.425 D 1.350 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering At the junction of sewers Top of larger sewer is kept lower Tops of both the sewers are at the same level Top of smaller sewer is kept lower None of these Top of larger sewer is kept lower Tops of both the sewers are at the same level Top of smaller sewer is kept lower None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 250 mg/l 100 mg/l 50 mg/l 150 mg/l 250 mg/l 100 mg/l 50 mg/l 150 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Kjeldahl nitrogen is a mixture of Ammonia and nitrogen All listed here Nitrogen and organic nitrogen Organic nitrogen and ammonia Ammonia and nitrogen All listed here Nitrogen and organic nitrogen Organic nitrogen and ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is 1 hour and 30 minutes 1 hour 2 hours 30 minutes 1 hour and 30 minutes 1 hour 2 hours 30 minutes ANSWER DOWNLOAD EXAMIANS APP