Environmental Engineering The pathogens can be killed by None of these Nitrification Oxidation Chlorination None of these Nitrification Oxidation Chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In chlorination, with the rise in temperature of water, death rate of bacteria Remains unaffected None of these Increases Decreases Remains unaffected None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Ground water is usually free from None of these Both suspended and dissolved impurities Suspended impurities Dissolved impurities None of these Both suspended and dissolved impurities Suspended impurities Dissolved impurities ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about 0.01 to 0.05 ppm 0.05 to 0.5 ppm 1.0 to 5.0 ppm 0.5 to 1.0 ppm 0.01 to 0.05 ppm 0.05 to 0.5 ppm 1.0 to 5.0 ppm 0.5 to 1.0 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank depends on None of these Surface area of tank Depth of tank Both depth and surface area of tank None of these Surface area of tank Depth of tank Both depth and surface area of tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be Partially separate system Separate system Combined system Partially combined system Partially separate system Separate system Combined system Partially combined system ANSWER DOWNLOAD EXAMIANS APP