Environmental Engineering in CE Aerosols present in atmospheric air may be Combination of all A, B & C Neutral Positively charged Negatively charged Combination of all A, B & C Neutral Positively charged Negatively charged ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? None of these Deforestation Forest fire Volcanic eruption None of these Deforestation Forest fire Volcanic eruption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oilish impurities present the effluent discharged from the electroplating industry is normally not removed by Centrifugation Ultrafiltration Floatation & skimming Chemical coagulation Centrifugation Ultrafiltration Floatation & skimming Chemical coagulation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas? Ammonia Hydrogen Carbon monoxide Acetylene Ammonia Hydrogen Carbon monoxide Acetylene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is a secondary air pollutant? Sulphur dioxide Dust particles Photochemical smog Nitrogen dioxide Sulphur dioxide Dust particles Photochemical smog Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise pollution level in a chemical plant is expressed in None of these Roentgen Hertz Decibel None of these Roentgen Hertz Decibel ANSWER DOWNLOAD EXAMIANS APP
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