Environmental Engineering The characteristics of fresh and septic sewage respectively are Acidic and alkaline Alkaline and acidic Both alkaline Both acidic Acidic and alkaline Alkaline and acidic Both alkaline Both acidic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is None of these Same Larger Smaller None of these Same Larger Smaller ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system? 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 The detention period and overflow rate respectively for plain sedimentation as compared to sedimentation with coagulation are generally Less and less More and more Less and more More and less Less and less More and more Less and more More and less ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is 4 ppm 10 ppm 1 ppm 40 ppm 4 ppm 10 ppm 1 ppm 40 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection of water results in Complete sterilisation Killing of disease bacteria Removal of hardness Removal of turbidity Complete sterilisation Killing of disease bacteria Removal of hardness Removal of turbidity ANSWER DOWNLOAD EXAMIANS APP
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