Environmental Engineering in CE Which is a secondary air pollutant? Sulphur dioxide Photochemical smog Nitrogen dioxide Dust particles Sulphur dioxide Photochemical smog Nitrogen dioxide Dust particles ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from iron & steel industry is SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ CO, CO₂ & SO₂ H₂S, NO & SO₃ SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ CO, CO₂ & SO₂ H₂S, NO & SO₃ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house gases blanket/block the infrared radiation from earth's surface to the atmosphere leading to its progressive warming up. Which of the following gases does not exhibit green house effect? H₂ N₂ SO₃ CO₂ H₂ N₂ SO₃ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. 170 200 120 140 170 200 120 140 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following fine dust removal equipments is the most efficient? Electrostatic precipitator Cyclone separator Bag filter Scrubber Electrostatic precipitator Cyclone separator Bag filter Scrubber ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Nitrogen oxides (NOx) is not produced in the __________ industry. Nitric acid making Nitrogenous fertiliser Detergent Any of these Nitric acid making Nitrogenous fertiliser Detergent Any of these ANSWER DOWNLOAD EXAMIANS APP
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