Environmental Engineering Laying of sewers is usually done with the help of A Theodolite A compass Sight rails and boning rods A plane table A Theodolite A compass Sight rails and boning rods A plane table ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The treatment of water with bleaching powder is known as Super chlorination Pre-chlorination Hypo-chlorination De-chlorination Super chlorination Pre-chlorination Hypo-chlorination De-chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Increased at higher pH value of water Highest at pH value equal to 7 Reduced at higher pH value of water Unaffected by pH value of water Increased at higher pH value of water Highest at pH value equal to 7 Reduced at higher pH value of water Unaffected by pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Carbon dioxide Methane Hydrogen sulphide Nitrogen Carbon dioxide Methane Hydrogen sulphide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the separate sewer system shall be taken as Equal to dry weather flow (DWF) 3 × DWF 6 × DWF 2 × DWF Equal to dry weather flow (DWF) 3 × DWF 6 × DWF 2 × DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Period of cleaning of slow sand filters is about 10 - 12 days 24 - 48 hours 2 - 3 months 1 - 2 year 10 - 12 days 24 - 48 hours 2 - 3 months 1 - 2 year ANSWER DOWNLOAD EXAMIANS APP
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