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