Environmental Engineering The hydraulic mean depth (HMD) for an egg-shaped sewer flowing two-third full is Equal to HMD when flowing full Less than HMD when flowing full Greater than HMD when flowing full None of these Equal to HMD when flowing full Less than HMD when flowing full Greater than HMD when flowing full None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Chlorine demand of water is equal to Residual chlorine Sum of applied and residual chlorine Applied chlorine Difference of applied and residual chlorine Residual chlorine Sum of applied and residual chlorine Applied chlorine Difference of applied and residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Methane Hydrogen sulphide Nitrogen Carbon dioxide Methane Hydrogen sulphide Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The alum, when added as a coagulant in water Does not affect pH value of water Decreases pH value of water Does not require alkalinity in water for flocculation Increases pH value of water Does not affect pH value of water Decreases pH value of water Does not require alkalinity in water for flocculation Increases pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters.Reason R: The sand used in slow sand filters is finer than that in rapid sand filtersSelect your answer based on the coding system given below: A is true but R is false A is false but R is true Both A and R is true and R is the correct explanation of A Both A and R is true but R is not the correct explanation of A A is true but R is false A is false but R is true Both A and R is true and R is the correct explanation of A Both A and R is true but R is not the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable method for disinfection of swimming pool water is By using potassium permanganate Lime treatment Chlorination Ultra violet rays treatment By using potassium permanganate Lime treatment Chlorination Ultra violet rays treatment ANSWER DOWNLOAD EXAMIANS APP
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