Environmental Engineering in CE Direct reaction of unsaturated hydrocarbons with either NO or NO₂ produces an eye irritating pollutant compound known as Poly acrylonitrile Peroxy acetyl nitrate (PAN) or methyl nitrile Photochemical smog Benzopyrene Poly acrylonitrile Peroxy acetyl nitrate (PAN) or methyl nitrile Photochemical smog Benzopyrene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level in a quiet private business office is about __________ decibels. 85 50 70 25 85 50 70 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 0.1 5 25 1 0.1 5 25 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ hardness is responsible for the temporary hardness in water. Carbonate Calcium Choride Sulphate Carbonate Calcium Choride Sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Peroxyacyl nitrate (PAN), a pollutant is found in the Exhaust of nitric acid plant Flue gas of coal based power plant Automobile exhaust Exhaust of sulphuric acid plant Exhaust of nitric acid plant Flue gas of coal based power plant Automobile exhaust Exhaust of sulphuric acid plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants is absent in the emissions from a fertiliser plant ? NH₃ CO SO₂ & SO₃ NO₂ NH₃ CO SO₂ & SO₃ NO₂ ANSWER DOWNLOAD EXAMIANS APP
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