Waste Water Engineering In a sludge digestion tank if the moisture content of sludge V1 litres is reduced from p1 % to p2 % the volume V2 is [(100 – P1)/(100 + P2)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 + P2)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A nuisance is experienced in diluting water if dilution factor is less than 60 20 100 40 60 20 100 40 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit and silt of the grit chambers, may not be used for Both A and B Concreting Raising low lying areas by dumping Neither A nor B Both A and B Concreting Raising low lying areas by dumping Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as An outfall sewer A main sewer An intercepting sewer A trunk sewer An outfall sewer A main sewer An intercepting sewer A trunk sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In areas where rainy season is limited to a few months, the type of sewerage system recommended is Combined system None of these Partially separate system Separate system Combined system None of these Partially separate system Separate system ANSWER DOWNLOAD EXAMIANS APP
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