Waste Water Engineering A manhole is classified as shallow if its depth is between 0.9 to 1.20 m 0.7 to 0.9 m 0.4 to 0.5 m 0.5 to 0.7 m 0.9 to 1.20 m 0.7 to 0.9 m 0.4 to 0.5 m 0.5 to 0.7 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 212 cu.m 208 cu.m 216 cu.m 204 cu.m 212 cu.m 208 cu.m 216 cu.m 204 cu.m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient, Is trebled Is not enough Is doubled Is only provided Is trebled Is not enough Is doubled Is only provided ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 30 litres/person/year 25 litres/person/year 30 litres/person/month 25 litres/person/month 30 litres/person/year 25 litres/person/year 30 litres/person/month 25 litres/person/month ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage is generally Acidic Alkaline A source of objectionable odour Highly decomposed Acidic Alkaline A source of objectionable odour Highly decomposed ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for secondary sedimentation tanks, ranges between 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 10,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 10,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
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