Waste Water Engineering As compared to fresh river water, sea water contains oxygen 20% less 20% more 10% less 10% more 20% less 20% more 10% less 10% more ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The self-cleansing velocity of water flowing through pipe lines, is 2 metres/sec 0.25 metre/sec 0.5 metre/sec 1 metre/sec 2 metres/sec 0.25 metre/sec 0.5 metre/sec 1 metre/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Sulphuric acid Citric acid Nitric acid Hydrochloric acid Sulphuric acid Citric acid Nitric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Removal of oil and grease from sewage, is known None of these Filtration Skimming Screening None of these Filtration Skimming Screening ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering An inverted siphon is designed generally for One pipe Four pipes Three pipes Two pipes One pipe Four pipes Three pipes Two pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the pH value of sewage is 7 It is acidic None of these It is neutral It is alkaline It is acidic None of these It is neutral It is alkaline ANSWER DOWNLOAD EXAMIANS APP
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