Environmental Engineering in CE Iron & manganese present as pollutant in water can not be removed by Oxidation followed by settling & filtration Ion exchange process Lime soda process or manganese zeolite process Chlorination Oxidation followed by settling & filtration Ion exchange process Lime soda process or manganese zeolite process Chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most widely used disinfectant in water treatment? Coagulation Cation exchanger Chlorine Irradiation of water by ultraviolet light Coagulation Cation exchanger Chlorine Irradiation of water by ultraviolet light ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Hydrogen Petrol vapor Acetylene Carbon monoxide Hydrogen Petrol vapor Acetylene Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Siderosis is a disease caused by the inhalation of __________ dust. Iron None of these Coal Silica Iron None of these Coal Silica ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Pneumoconiosis' is a disease caused by the inhalation of __________ dust. Uranium ore Iron ore Lime Coal Uranium ore Iron ore Lime Coal ANSWER DOWNLOAD EXAMIANS APP
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