Waste Water Engineering You are asked to design sewer pipes of diameters 0.4 m to 0.9 m at maximum flow, you will assume the sewer flow running at Half full Three fourth full Two third full Full depth Half full Three fourth full Two third full Full depth 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 160 cm 120 cm 140 cm 100 cm 160 cm 120 cm 140 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is Q/(L × D) Q/(B × L) Q/(B × D) Q/L Q/(L × D) Q/(B × L) Q/(B × D) Q/L ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in Both cases A and B Neither A nor B The absence of oxygen The presence of oxygen Both cases A and B Neither A nor B The absence of oxygen The presence of oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Traps Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.35 m/sec 0.30 m/sec 0.40 m/sec 0.45 m/sec 0.35 m/sec 0.30 m/sec 0.40 m/sec 0.45 m/sec ANSWER DOWNLOAD EXAMIANS APP
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