Environmental Engineering in CE Pick out the one which is not a chemical coagulant. Aluminium sulphate Ferrous sulphate Hydrated lime Chloramine Aluminium sulphate Ferrous sulphate Hydrated lime Chloramine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants, if present in atmosphere is detectable by its odour? NO₂ CO CO₂ SO₂ NO₂ CO CO₂ SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In a sedimentation tank, the detention period for water ranges from __________ hours. 2 to 4 16 to 20 24 to 32 8 to 12 2 to 4 16 to 20 24 to 32 8 to 12 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fluorosis is caused due to the presence of excessive amount of __________ in drinking water. Fluoride Arsenic Lead Mercury Fluoride Arsenic Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not an air pollutant? Pesticides Ozone Metallic powders Carcinogens Pesticides Ozone Metallic powders Carcinogens ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone is Both B & C Impervious to ultra-violet rays A primary pollutant A secondary pollutant Both B & C Impervious to ultra-violet rays A primary pollutant A secondary pollutant ANSWER DOWNLOAD EXAMIANS APP
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