Environmental Engineering The suitable method for disinfection of swimming pool water is Chlorination Ultra violet rays treatment By using potassium permanganate Lime treatment Chlorination Ultra violet rays treatment By using potassium permanganate Lime treatment ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following chemical compounds can be used for de-chlorination of water? Sulphur dioxide Carbon dioxide Bleaching powder Chloramines Sulphur dioxide Carbon dioxide Bleaching powder Chloramines 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 Less and more More and more More and less Less and less Less and more More and more More and less ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is Scour valve Safety valve Sluice valve Check valve Scour valve Safety valve Sluice valve Check valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Increased at higher pH value of water Reduced at higher pH value of water Unaffected by pH value of water Highest at pH value equal to 7 Increased at higher pH value of water Reduced at higher pH value of water Unaffected by pH value of water Highest at pH value equal to 7 ANSWER DOWNLOAD EXAMIANS APP
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