Waste Water Engineering Flocculated particles do not change their Weight Size Shape None of these Weight Size Shape None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Trickling filters Imhoff tanks Sludge sedimentation tanks None of these Trickling filters Imhoff tanks Sludge sedimentation tanks None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow Parallel to the direction of flow None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow Parallel to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A drop manhole is provided if A lamp is inserted to check obstruction None of these A sewer drops from a height A branch sewer joins the main sewer at higher level A lamp is inserted to check obstruction None of these A sewer drops from a height A branch sewer joins the main sewer at higher level ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is 1 hour and 30 minutes 2 hours 30 minutes 1 hour 1 hour and 30 minutes 2 hours 30 minutes 1 hour ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains With beds of rocks and gravels Neither A. nor B. Lined with stones Both A. and B. With beds of rocks and gravels Neither A. nor B. Lined with stones Both A. and B. ANSWER DOWNLOAD EXAMIANS APP
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