Environmental Engineering in CE Direct reaction of unsaturated hydrocarbons with either NO or NO₂ produces an eye irritating pollutant compound known as Peroxy acetyl nitrate (PAN) or methyl nitrile Poly acrylonitrile Benzopyrene Photochemical smog Peroxy acetyl nitrate (PAN) or methyl nitrile Poly acrylonitrile Benzopyrene Photochemical smog ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oil and grease present in an emulsified state in waste water discharged from industries can be removed by Chlorination Skimming off Biological oxidation Settling out using chemical reagents Chlorination Skimming off Biological oxidation Settling out using chemical reagents ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not an air pollutant? Metallic powders Carcinogens Ozone Pesticides Metallic powders Carcinogens Ozone Pesticides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ plant emits large amount of SO₂ as an air pollutant. Nitric acid Chloralkali Sulphuric acid Iron & steel Nitric acid Chloralkali Sulphuric acid Iron & steel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a secondary air pollutant? Photochemical smog Sulphur dioxide Dust particles Nitrogen dioxide Photochemical smog Sulphur dioxide Dust particles Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fresh sewage is __________ in nature. Acidic Highly acidic Alkaline Neutral Acidic Highly acidic Alkaline Neutral ANSWER DOWNLOAD EXAMIANS APP
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