Environmental Engineering in CE The lowest layer of atmosphere is known as the Troposphere Ionosphere Stratosphere None of these Troposphere Ionosphere Stratosphere None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level inside a jet air liner in normal flight is about __________ decibels. 80 145 125 100 80 145 125 100 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE White smoke coming out of the chimney of a furnace indicates the use of Very high excess air Liquid fuel in the furnace Gaseous fuel in the furnace Low excess air Very high excess air Liquid fuel in the furnace Gaseous fuel in the furnace Low excess air ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is Diluted with fresh water to reduce its acidity None of these Neutralised by alkali treatment Left as such without any treatment Diluted with fresh water to reduce its acidity None of these Neutralised by alkali treatment Left as such without any treatment ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to remove Bacteria Foul odour Bad taste Color Bacteria Foul odour Bad taste Color ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from petroleum refineries is CO, SO₂ & H₂S CO₂, H₂S & NO₂ SO₃, NO₂ & CO₂ CO₂, NO & SO₃ CO, SO₂ & H₂S CO₂, H₂S & NO₂ SO₃, NO₂ & CO₂ CO₂, NO & SO₃ ANSWER DOWNLOAD EXAMIANS APP
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