Environmental Engineering Which of the following chemical compounds can be used for de-chlorination of water? Chloramines Bleaching powder Carbon dioxide Sulphur dioxide Chloramines Bleaching powder Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable method for disinfection of swimming pool water is Ultra violet rays treatment Chlorination Lime treatment By using potassium permanganate Ultra violet rays treatment Chlorination Lime treatment By using potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pathogens can be killed by None of these Nitrification Chlorination Oxidation None of these Nitrification Chlorination Oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is (i) Presumptive coli-form test (ii) Confirmed coli-form test (iii) Completed coli-form test Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period and overflow rate respectively for plain sedimentation as compared to sedimentation with coagulation are generally More and less Less and more Less and less More and more More and less Less and more Less and less More and more ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The overflow rate for plain sedimentation tanks is about 1000 to 1250 liters/hour/ m² 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1500 to 2000 liters/hour/m² 1000 to 1250 liters/hour/ m² 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1500 to 2000 liters/hour/m² ANSWER DOWNLOAD EXAMIANS APP
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