Environmental Engineering in CE Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas? Acetylene Carbon monoxide Ammonia Hydrogen Acetylene Carbon monoxide Ammonia Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of NO₂ & NO exposure for the human being is 5 & 25 ppm respectively. Prolonged exposure of human being to NO₂ causes Bone disease Skin disorder Cancer Bronchitis Bone disease Skin disorder Cancer Bronchitis 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 Scale formation Water-borne disease Corrosion Dental cavities Scale formation Water-borne disease Corrosion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a secondary air pollutant? Ozone Photochemical smog All of these Sulphur dioxide Ozone Photochemical smog All of these Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ substances present in sewage are removed in grit chamber during sewage treatment. Fatty Dissolved Inorganic Organic Fatty Dissolved Inorganic Organic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In large thermal power stations very fine particulates present in flue gas are removed by Bag filter Electrostatic precipitators Wet scrubber Dust catcher Bag filter Electrostatic precipitators Wet scrubber Dust catcher ANSWER DOWNLOAD EXAMIANS APP
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