Environmental Engineering in CE Which of the following is not an air pollutant? Metallic powders Carcinogens Pesticides Ozone Metallic powders Carcinogens Pesticides Ozone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone level is generally found to be depleted in India in the month of April December February July April December February July ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water filtration rate in a rapid sand filter ranges from __________ kilolitres/m²/hr. 0.1 to 1 10 to 15 15 to 20 3 to 6 0.1 to 1 10 to 15 15 to 20 3 to 6 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The amount of coagulant needed for coagulation of water increases with(i) Increase in turbidity of water(ii) Decrease in turbidity of water(iii) Increase in temperature of water(iv) Decrease in temperature of waterThe correct answer is (i)and(iv) (ii) and (iii) (i) and (ii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (ii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is maximum (about 500 ppm). Acetaldehyde Carbon dioxide Toluene Carbon disulphide Acetaldehyde Carbon dioxide Toluene Carbon disulphide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 5-200 μm size particles are called Colloids or aerosols Smoke Dust Powder Colloids or aerosols Smoke Dust Powder ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS