Environmental Engineering in CE __________ is removed from water by lime-soda process. Iron and manganese Temporary hardness Permanent hardness Foul smell and taste Iron and manganese Temporary hardness Permanent hardness Foul smell and taste ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because It forms CO₂ by combining with oxygen present in the blood Of jamming of respiratory tract Of clotting of blood It forms carboxyhaemoglobin by combining with haemoglobin of blood, thereby making it incapable of absorbing oxygen It forms CO₂ by combining with oxygen present in the blood Of jamming of respiratory tract Of clotting of blood It forms carboxyhaemoglobin by combining with haemoglobin of blood, thereby making it incapable of absorbing oxygen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The upper layer of atmosphere is called the Ionosphere Troposphere None of these Stratosphere Ionosphere Troposphere None of these Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the atmospheric air pollutants are present in large quantity in Trophosphere Mesosphere Stratosphere Thermosphere Trophosphere Mesosphere Stratosphere Thermosphere 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 (i) and (iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of high concentration of ozone and smog in atmospheric air causes the Cracking of rubber products Damage of electrical insulator on high tension power line Fading of dye on textiles Embrittlement & decrease of folding resistance of paper Cracking of rubber products Damage of electrical insulator on high tension power line Fading of dye on textiles Embrittlement & decrease of folding resistance of paper ANSWER DOWNLOAD EXAMIANS APP
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