Environmental Engineering in CE Exposure to SO₂ containing chimney gases results in the Increased drying & hardening time of paints Reduction in strength of leather & cloth All of these Acceleration of corrosion rates of metals Increased drying & hardening time of paints Reduction in strength of leather & cloth All of these Acceleration of corrosion rates of metals ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The type of bacteria which is active in trickling filter during biological treatment of sewage is the __________ bacteria. Aerobic Parasitic Saphrophytic Anaerobic Aerobic Parasitic Saphrophytic Anaerobic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The main type of sludge gas evolved during sewage treatment in Imhoff tank is CH₄ H₂ CO₂ CO CH₄ H₂ CO₂ CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called troposphere. The rate at which air temperature in the troposphere gradually decreases with height is about __________ °C/km. 15 6.5 0.05 1 15 6.5 0.05 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Global warming may result in Decrease in food productivity All of these Cyclone Flood Decrease in food productivity All of these Cyclone Flood ANSWER DOWNLOAD EXAMIANS APP
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