Environmental Engineering Dissolved oxygen in streams is Same throughout the day Maximum at noon Minimum at noon Maximum at midnight Same throughout the day Maximum at noon Minimum at noon Maximum at midnight ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum permissible limit for fluoride in drinking water is 10 mg/liter 5 mg/liter 1.5 mg/liter 0.1 mg/liter 10 mg/liter 5 mg/liter 1.5 mg/liter 0.1 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of Alteration of pressure filters is Less than that of slow sand filters In between the filtration rate of slow sand filters and rapid sand filters Equal to that of slow sand filters Greater than that of rapid sand filters Less than that of slow sand filters In between the filtration rate of slow sand filters and rapid sand filters Equal to that of slow sand filters Greater than that of rapid sand filters ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The method of analysis of distribution system in which the domestic supply is neglected and fire demand is considered is Hardy cross method Electrical analysis method Circle method Equivalent pipe method Hardy cross method Electrical analysis method Circle method Equivalent pipe method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be 400 ppm 200 ppm 300 ppm 100 ppm 400 ppm 200 ppm 300 ppm 100 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Activated carbon is used for Removing hardness Removing corrosiveness Disinfection Removing odours Removing hardness Removing corrosiveness Disinfection Removing odours ANSWER DOWNLOAD EXAMIANS APP
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