Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Automobiles exhaust Industrial chimney exhaust Forest fire Photochemical oxidation of organic matter Automobiles exhaust Industrial chimney exhaust Forest fire Photochemical oxidation of organic matter 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 Treating in biological oxygen pond Chlorination Chemical coagulation None of these Treating in biological oxygen pond Chlorination Chemical coagulation None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The per capital consumption of a locality is affected by(i) Climatic conditions(ii) Quality of water(iii) Distribution pressure Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polyvinyl chloride containers are not suitable for storing None of these Foodstuffs Metallic powder Woolen clothes None of these Foodstuffs Metallic powder Woolen clothes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following causes death by asphyxiation, if its presence in atmospheric air exceeds maximum allowable concentration (i.e. > 50 ppm)? Sulphur dioxide Carbon monoxide Benzopyrene Peroxyacyl nitrate Sulphur dioxide Carbon monoxide Benzopyrene Peroxyacyl nitrate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise emitted by a ventilation fan at a distance of 3 metres is about __________ decibels. 145 125 105 85 145 125 105 85 ANSWER DOWNLOAD EXAMIANS APP
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