Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Lined with stones Neither A. nor B. With beds of rocks and gravels Both A. and B. Lined with stones Neither A. nor B. With beds of rocks and gravels Both A. and B. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Rate of flow of sewage is generally assumed Less than the rate of water supply At 150 litres per capita More than the rate of water supply Equal to the rate of water supply Less than the rate of water supply At 150 litres per capita More than the rate of water supply Equal to the rate of water supply ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known Chemical Oxygen Demand (C.O.D.) None of these Dissolved Oxygen (D.O.) Bio-Chemical Oxygen Demand (B.O.D.) Chemical Oxygen Demand (C.O.D.) None of these Dissolved Oxygen (D.O.) Bio-Chemical Oxygen Demand (B.O.D.) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of design discharge to the surface area of a sedimentation tank is called Overflow rate Overflow velocity All of these Surface loading Overflow rate Overflow velocity All of these Surface loading 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 Lateral sewer House sewer Branch sewer Sewer outfall Lateral sewer House sewer Branch sewer Sewer outfall ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by Manning Chezy Kutter Bazin Manning Chezy Kutter Bazin ANSWER DOWNLOAD EXAMIANS APP
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