Environmental Engineering in CE Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes Corrosion, tarnishing & soiling of metals Fading of dyes on textiles Reduced strength of textiles All of these Corrosion, tarnishing & soiling of metals Fading of dyes on textiles Reduced strength of textiles All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oilish impurities present the effluent discharged from the electroplating industry is normally not removed by Centrifugation Chemical coagulation Ultrafiltration Floatation & skimming Centrifugation Chemical coagulation Ultrafiltration Floatation & skimming ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Phenolic water generated in coke ovens & by-product plant attached to an integrated steel plant containing phenol in concentration of less than 100 mg/litre can be removed by Chemical coagulation None of these Treating in biological oxygen pond Chlorination Chemical coagulation None of these Treating in biological oxygen pond Chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Gravitational force on Centrifugal force on Diffusion of Electrostatic force on Gravitational force on Centrifugal force on Diffusion of Electrostatic force on ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Irradiation of water by ultraviolet light of suitable wavelength is commonly used for disinfection of water in Iron & steel plant Food industry Municipal sewage treatment Petroleum refinery Iron & steel plant Food industry Municipal sewage treatment Petroleum refinery ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lung cancer & DNA breakage are the major ill effects of excessive ozone exposure to human beings. Ozone layer depletion in the atmosphere is mainly caused by the presence of CO₂ SO₂ CFC (chloro fluoro carbon) Hydrocarbons CO₂ SO₂ CFC (chloro fluoro carbon) Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
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