Environmental Engineering The pathogens can be killed by Oxidation Chlorination None of these Nitrification Oxidation Chlorination None of these Nitrification ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by TOD > COD > BOD COD > BOD > TOD BOD > COD > TOD TOD > BOD > COD TOD > COD > BOD COD > BOD > TOD BOD > COD > TOD TOD > BOD > COD ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering An egg shaped section of sewer Provides self cleansing velocity at low discharges Is more stable than circular section Is economical than circular section Is easy to construct Provides self cleansing velocity at low discharges Is more stable than circular section Is economical than circular section Is easy to construct ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is Check valve Sluice valve Safety valve Scour valve Check valve Sluice valve Safety valve Scour valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The phenolic compounds in public water supply should not be more than 0.01 ppm 0.0001 ppm 0.001 ppm 0.1 ppm 0.01 ppm 0.0001 ppm 0.001 ppm 0.1 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Nitrogen Hydrogen sulphide Carbon dioxide Methane Nitrogen Hydrogen sulphide Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
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