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? CO₂ SO₃ N₂ H₂ CO₂ SO₃ N₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Methyl iso-cynate (MIC) gas (TLV <1 ppm), which caused Bhopal gas tragedy in 1984 falls under the category of __________ toxic gas. Moderately Very extremely Highly Extremely Moderately Very extremely Highly Extremely ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO₂ in air is __________ ppm. 1000 2000 5 500 1000 2000 5 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level in a quiet private business office is about __________ decibels. 85 25 70 50 85 25 70 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum CO₂ is emitted into the atmosphere by Urea Trees Biomass burning Combustion Urea Trees Biomass burning Combustion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The pH value of oxidised sewage is about 1.8 6.2 13.4 7.3 1.8 6.2 13.4 7.3 ANSWER DOWNLOAD EXAMIANS APP