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 Ground water is usually free from None of these Suspended impurities Dissolved impurities Both suspended and dissolved impurities None of these Suspended impurities Dissolved impurities Both suspended and dissolved impurities ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection of water results in Complete sterilisation Removal of turbidity Removal of hardness Killing of disease bacteria Complete sterilisation Removal of turbidity Removal of hardness Killing of disease bacteria ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The per capital consumption of a locality is affected by (i) Climatic conditions (ii) Quality of water (iii) Distribution pressure Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The chemical most commonly used to increase speed of sedimentation of sewage is Sodium permanganate Copper sulphate Sulphuric acid Lime Sodium permanganate Copper sulphate Sulphuric acid Lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A sewer that receives the discharge of a number of house sewers is called Sub-main sewer Lateral sewer House sewer Intercepting sewer Sub-main sewer Lateral sewer House sewer Intercepting sewer ANSWER DOWNLOAD EXAMIANS APP