Environmental Engineering Hardy cross method of analysis of distribution system (i) Involves successive trials (ii) Takes economic aspects into account (iii) Is time consuming All are correct Only (i) (i) and (iii) (i) and (ii) All are correct Only (i) (i) and (iii) (i) and (ii) 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 BOD > COD > TOD COD > BOD > TOD TOD > BOD > COD TOD > COD > BOD BOD > COD > TOD COD > BOD > TOD TOD > BOD > COD TOD > COD > BOD ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the sewage contains grease and fatty oils, these are removed in Skimming tanks Grit chambers Detritus tanks Sedimentation tanks Skimming tanks Grit chambers Detritus tanks Sedimentation tanks ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The ratio of 5 day BOD to ultimate BOD is about 43833 1 43864 43894 43833 1 43864 43894 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 Alkalinity in water is expressed as milligrams per litre in terms of equivalent Magnesium carbonate Sodium carbonate Calcium carbonate Calcium hydroxide Magnesium carbonate Sodium carbonate Calcium carbonate Calcium hydroxide ANSWER DOWNLOAD EXAMIANS APP
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