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/(B × D) Q/(L × D) Q/L Q/(B × L) Q/(B × D) Q/(L × D) Q/L Q/(B × L) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Lined with stones With beds of rocks and gravels Neither A. nor B. Both A. and B. Lined with stones With beds of rocks and gravels Neither A. nor B. Both A. and B. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic bacterias Consume organic matter as their food All of these Flourish in the presence of free oxygen Oxidise organic matter in sewage Consume organic matter as their food All of these Flourish in the presence of free oxygen Oxidise organic matter in sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The quantity of liquid waste which flows in sewers during the period of rainfall, is known None of these Sanitary sewage Storm sewage Industrial waste None of these Sanitary sewage Storm sewage Industrial waste ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is 0.75 m/sec 0.60 m/sec 0.50 m/sec 0.70 m/sec 0.75 m/sec 0.60 m/sec 0.50 m/sec 0.70 m/sec ANSWER DOWNLOAD EXAMIANS APP
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