Environmental Engineering in CE Which of the following is not an air pollutant? Ozone Metallic powders Pesticides Carcinogens Ozone Metallic powders Pesticides Carcinogens ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Automobiles exhaust Photochemical oxidation of organic matter Industrial chimney exhaust Forest fire Automobiles exhaust Photochemical oxidation of organic matter Industrial chimney exhaust Forest fire ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a manmade source of air pollution? All of these Forest fire Automobile exhaust Bacterial action in soil and swamp areas All of these Forest fire Automobile exhaust Bacterial action in soil and swamp areas ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level in a quiet private business office is about __________ decibels. 85 50 70 25 85 50 70 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible residual chlorine in treated water should be __________ mg/litre. 2 to 3 5 to 10 0.001 to 0.01 02 to 0.3 2 to 3 5 to 10 0.001 to 0.01 02 to 0.3 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible turbidity in potable water is __________ ppm. 1000 1 10 250 1000 1 10 250 ANSWER DOWNLOAD EXAMIANS APP
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