Environmental Engineering The relative stability of a sewage sample, whose dissolved oxygen is same as the total oxygen required to satisfy BOD, is Zero 1 Infinite 100 Zero 1 Infinite 100 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to shallow wells, deep wells have Less depth More discharge Less discharge More depth Less depth More discharge Less discharge More depth ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period for oxidation ponds is usually kept as 10 to 15 days 3 months 48 hours 24 hours 10 to 15 days 3 months 48 hours 24 hours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The ratio of 5 day BOD to ultimate BOD is about 43894 1 43833 43864 43894 1 43833 43864 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 1,00,000 4000 4,00,000 1000 1,00,000 4000 4,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The phenolic compounds in public water supply should not be more than 0.001 ppm 0.01 ppm 0.0001 ppm 0.1 ppm 0.001 ppm 0.01 ppm 0.0001 ppm 0.1 ppm ANSWER DOWNLOAD EXAMIANS APP