Waste Water Engineering A circular sewer section is preferred to because It is cheaper in construction It provides maximum area for a given perimeter All listed here It provides maximum hydraulic mean depth It is cheaper in construction It provides maximum area for a given perimeter All listed here It provides maximum hydraulic mean depth ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Flocculated particles do not change their Size Shape None of these Weight Size Shape None of these Weight ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering With self cleansing velocity in sewers Neither silting nor scouring occurs at bottom Scouring occurs at bottom Both silting and scouring occur at bottom Silting occurs at bottom Neither silting nor scouring occurs at bottom Scouring occurs at bottom Both silting and scouring occur at bottom Silting occurs at bottom ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 2 days 12 days 14 days 7 days 2 days 12 days 14 days 7 days ANSWER DOWNLOAD EXAMIANS APP
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 0.25 0.05 0.5 0.1 0.25 0.05 0.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.5 2.25 2.55 2.65 2.5 2.25 2.55 2.65 ANSWER DOWNLOAD EXAMIANS APP
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