Environmental Engineering The hourly variation factor is usually taken as 1.8 2.7 2.0 1.5 1.8 2.7 2.0 1.5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Composting and lagooning are the methods of Filtration Sludge disposal Sludge digestion Sedimentation Filtration Sludge disposal Sludge digestion Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process in which the chlorination is done beyond the break point is known as Break point chlorination Super chlorination Post chlorination Pre-chlorination Break point chlorination Super chlorination Post chlorination Pre-chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following retards the self purification of stream? Satisfying oxygen demand None of these Higher temperature Sunlight Satisfying oxygen demand None of these Higher temperature Sunlight 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 1 ppm 10 ppm 40 ppm 4 ppm 1 ppm 10 ppm 40 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most commonly used sewer under culverts is Horseshoe type sewer Semi-elliptical sewer Circular brick sewer Circular cast iron sewer Horseshoe type sewer Semi-elliptical sewer Circular brick sewer Circular cast iron sewer ANSWER DOWNLOAD EXAMIANS APP
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