Environmental Engineering Chlorine demand of water is equal to Applied chlorine Residual chlorine Difference of applied and residual chlorine Sum of applied and residual chlorine Applied chlorine Residual chlorine Difference of applied and residual chlorine Sum of applied and residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The commonly used material for water supply pipes, which has the properties of being strong, not easily corroded and long life but is heavy and brittle, is Cast iron Steel Copper Reinforced cement concrete Cast iron Steel Copper Reinforced cement concrete ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering On standard silica scale, the turbidity in drinking water should be limited to 10 ppm 20 ppm 30 ppm 50 ppm 10 ppm 20 ppm 30 ppm 50 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The means of access for inspection and cleaning of sewer line is known as Drop manhole Inlet Catch basin Manhole Drop manhole Inlet Catch basin Manhole ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Carbon dioxide Hydrogen sulphide Methane Nitrogen Carbon dioxide Hydrogen sulphide Methane Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Activated carbon is used for Removing hardness Disinfection Removing corrosiveness Removing odours Removing hardness Disinfection Removing corrosiveness Removing odours ANSWER DOWNLOAD EXAMIANS APP
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