Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.1 0.5 0.25 0.05 0.1 0.5 0.25 0.05 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Discrete or granular particles change their Weight Size Shape None of these Weight Size Shape None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer that unloads the sewage at the point of treatment is called Outfall sewer Branch sewer House sewer Main sewer Outfall sewer Branch sewer House sewer Main sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In case of Imhoff tanks, Detention period is 2 hours The shape is rectangular All of these The velocity of flow is restricted to 0.30 m/minute Detention period is 2 hours The shape is rectangular All of these The velocity of flow is restricted to 0.30 m/minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The following is the physical characteristic of sewage All listed here Odour Colour Turbidity All listed here Odour Colour Turbidity ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hazen’s formula VS = 418 (GS – Gw)d [(3T + 70)/100] is used for the settlement velocity of the particles of diameter Less than 0.05 mm Less than 0.01 mm Less than 0.1 mm Greater than 0.1 mm Less than 0.05 mm Less than 0.01 mm Less than 0.1 mm Greater than 0.1 mm ANSWER DOWNLOAD EXAMIANS APP