Waste Water Engineering The width of a settling tank with 2 hour detention period for treating sewage 378 cu m per hour, is 6.5 m 7 m 5.5 m 5 m 6.5 m 7 m 5.5 m 5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrites Aluminoid nitrogen Nitrates Free ammonia Nitrites Aluminoid nitrogen Nitrates Free ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of H₂SO₄ None of these HCl HNO₃ H₂SO₄ None of these HCl HNO₃ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called Inverted syphon Sag pipe Depressed sewer all of these Inverted syphon Sag pipe Depressed sewer all of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pressure exerted by The sewage when running full from inside, is called internal pressure The internal pressure if any, causes tensile stress in the pipe material All listed here Pressure sewers are designed to be safe in tension The sewage when running full from inside, is called internal pressure The internal pressure if any, causes tensile stress in the pipe material All listed here Pressure sewers are designed to be safe in tension ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of 100 cm 120 cm 160 cm 140 cm 100 cm 120 cm 160 cm 140 cm ANSWER DOWNLOAD EXAMIANS APP