Environmental Engineering in CE Limestone powder is injected during pulverised coal burning in boilers to __________ the flue gases. Catalytically convert SO₂ to SO₃ in Increase the dew point of None of these Reduce SO₂ content in Catalytically convert SO₂ to SO₃ in Increase the dew point of None of these Reduce SO₂ content in ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Death may occur, when SO₂ concentration in atmospheric air exceeds __________ ppm. 400 20 100 200 400 20 100 200 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The commonest form of iron & manganese found in ground water as pollutant is in the form of their Sulphides Carbonates Bi-carbonates Chlorides Sulphides Carbonates Bi-carbonates Chlorides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A man exposed to excessive noise level in the working environment may suffer from Nervousness & fatigue Hearing loss All of these Rupture of ear drum Nervousness & fatigue Hearing loss All of these Rupture of ear drum ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not an air pollutant? Metallic powders Ozone Carcinogens Pesticides Metallic powders Ozone Carcinogens Pesticides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fluorosis is caused due to the presence of excessive amount of __________ in drinking water. Fluoride Mercury Arsenic Lead Fluoride Mercury Arsenic Lead ANSWER DOWNLOAD EXAMIANS APP