Environmental Engineering in CE In water treatment, alum[Al2(SO₄)3] is used for the process of Disinfection Coagulation Filtration Sedimentation Disinfection Coagulation Filtration Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ can not control the noise pollution. Vibration damping Use of silencers Green house gases Tree plantation Vibration damping Use of silencers Green house gases Tree plantation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to small amount of __________ results in high blood pressure & heart disease in human beings. Asbestos Hydrogen sulphide Mercury Cadmium Asbestos Hydrogen sulphide Mercury Cadmium ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Cleaning is done by(i) Scraping and removal in filters slow sand(ii) Back washing in slow sand filters(iii) Scraping and removal in filters rapid sand(iv) Back washing in rapid sand filtersThe correct answer is (ii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most detrimental for water used in high pressure boiler? Turbidity Dissolved oxygen Phenol Silica Turbidity Dissolved oxygen Phenol Silica ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Methyl iso-cynate (MIC) gas (TLV <1 ppm), which caused Bhopal gas tragedy in 1984 falls under the category of __________ toxic gas. Extremely Moderately Very extremely Highly Extremely Moderately Very extremely Highly ANSWER DOWNLOAD EXAMIANS APP