Environmental Engineering The phenolic compounds in public water supply should not be more than 0.1 ppm 0.001 ppm 0.01 ppm 0.0001 ppm 0.1 ppm 0.001 ppm 0.01 ppm 0.0001 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The disinfection efficiency of chlorine increases by (i) Decreasing the time of contact (ii) Decreasing the temperature of water (iii) Increasing the temperature of water Both (i) and (ii) Only (iii) Both (i) and (iii) Only (i) Both (i) and (ii) Only (iii) Both (i) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 15 cm and 300 cm 30 cm and 450 cm 60 cm and 300 cm 15 cm and 100 cm 15 cm and 300 cm 30 cm and 450 cm 60 cm and 300 cm 15 cm and 100 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following causes a decrease in per capita consumption? Use of metering system Hotter climate Better standard of living of the people Good quality of water Use of metering system Hotter climate Better standard of living of the people Good quality of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the separate sewer system shall be taken as 6 × DWF Equal to dry weather flow (DWF) 3 × DWF 2 × DWF 6 × DWF Equal to dry weather flow (DWF) 3 × DWF 2 × DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most commonly used sewer under culverts is Horseshoe type sewer Circular brick sewer Semi-elliptical sewer Circular cast iron sewer Horseshoe type sewer Circular brick sewer Semi-elliptical sewer Circular cast iron sewer ANSWER DOWNLOAD EXAMIANS APP
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