Environmental Engineering in CE Which of the following plants does not emit appreciable amount of SO₂ in atmosphere? Petroleum refinery Nitric acid plant Sulphuric acid plant Thermal power plant Petroleum refinery Nitric acid plant Sulphuric acid plant Thermal power plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur? None of these Stratosphere Troposphere Thermosphere None of these Stratosphere Troposphere Thermosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level in a quiet private business office is about __________ decibels. 50 85 70 25 50 85 70 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric air's water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes Irritation in eyes Respiratory trouble All of these Poor visibility due to sky darkening Irritation in eyes Respiratory trouble All of these Poor visibility due to sky darkening ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is a secondary air pollutant? Nitrogen dioxide Dust particles Photochemical smog Sulphur dioxide Nitrogen dioxide Dust particles Photochemical smog Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oilish impurities present the effluent discharged from the electroplating industry is normally not removed by Chemical coagulation Floatation & skimming Centrifugation Ultrafiltration Chemical coagulation Floatation & skimming Centrifugation Ultrafiltration ANSWER DOWNLOAD EXAMIANS APP
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