Waste Water Engineering Sewer pipes are designed for maximum discharge with 25% to 33% vacant cross-sectional area for Unexpected large scale infiltration of stream water All of these Under estimates of maximum and average flows Unexpected increase in the population Unexpected large scale infiltration of stream water All of these Under estimates of maximum and average flows Unexpected increase in the population ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Biological action is used Neither A nor B Both A and B Filtration process is used Biological action is used Neither A nor B Both A and B Filtration process is used ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The temperature affects the Biological activity of bacteria in sewage All of these Solubility of gases in sewage Viscosity of sewage Biological activity of bacteria in sewage All of these Solubility of gases in sewage Viscosity of sewage 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 2 hours 30 minutes 1 hour 1 hour and 30 minutes 2 hours 30 minutes 1 hour 1 hour and 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Carbon dioxide All of these Nitrates Sulphates Carbon dioxide All of these Nitrates Sulphates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the grit in grit chambers is 4.5 million litres per day, its cleaning is done Mechanically Electrically Manually Hydraulically Mechanically Electrically Manually Hydraulically ANSWER DOWNLOAD EXAMIANS APP
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