Environmental Engineering Period of cleaning of slow sand filters is about 24 - 48 hours 1 - 2 year 2 - 3 months 10 - 12 days 24 - 48 hours 1 - 2 year 2 - 3 months 10 - 12 days ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The water carriage system of collection of waste product Creates hygienic problem Requires treatment before disposal All of these Is cheaper in initial cost than dry conservancy system Creates hygienic problem Requires treatment before disposal All of these Is cheaper in initial cost than dry conservancy system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable layout of a distribution system for irregularly growing town is Radial system Grid iron system Dead end system Ring system Radial system Grid iron system Dead end system Ring system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system? Hardy cross method Circle method Equivalent pipe method Electrical analysis method Hardy cross method Circle method Equivalent pipe method Electrical analysis method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The major disadvantage of lime soda process of water softening is that The effluent cannot be reduced to zero hardness It is unsuitable for softening the water of excessive hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for turbid and acidic water The effluent cannot be reduced to zero hardness It is unsuitable for softening the water of excessive hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for turbid and acidic water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pathogens can be killed by Oxidation Chlorination Nitrification None of these Oxidation Chlorination Nitrification None of these ANSWER DOWNLOAD EXAMIANS APP