Environmental Engineering in CE __________ substances present in sewage are removed in grit chamber during sewage treatment. Organic Fatty Inorganic Dissolved Organic Fatty Inorganic Dissolved ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most widely used disinfectant in water treatment? Chlorine Irradiation of water by ultraviolet light Cation exchanger Coagulation Chlorine Irradiation of water by ultraviolet light Cation exchanger Coagulation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur. 1000 3000 (i.e. 0.3%) 500 50 1000 3000 (i.e. 0.3%) 500 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of a certain minimum quantity of flourine is desirable in potable water to prevent Dental cavities Water-borne disease Scale formation Corrosion Dental cavities Water-borne disease Scale formation Corrosion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate'? None of these Smoke & fumes Photochemical smog & soot Dust & mists None of these Smoke & fumes Photochemical smog & soot Dust & mists ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Insufficient washing of sand grains in a rapid sand filter causes Expansion of filtering media Air binding Mud balls Shrinkage of filtering media Expansion of filtering media Air binding Mud balls Shrinkage of filtering media ANSWER DOWNLOAD EXAMIANS APP
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