Waste Water Engineering For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is 20 m 16 m 30 m 24 m 20 m 16 m 30 m 24 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Horse shoe shaped Parabolic shaped Egg shaped Circular shaped Horse shoe shaped Parabolic shaped Egg shaped Circular shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 100 cm 80 cm 50 cm 90 cm 100 cm 80 cm 50 cm 90 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which collects the discharge from a collecting system and delivers it to a treatment plant, is known Branch sewer Sewer outfall House sewer Lateral sewer Branch sewer Sewer outfall House sewer Lateral sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 75 to 80% 70 to 75% 0.85 65 to 70% 75 to 80% 70 to 75% 0.85 65 to 70% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in Both cases A and B The presence of oxygen The absence of oxygen Neither A nor B Both cases A and B The presence of oxygen The absence of oxygen Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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