Environmental Engineering in CE Limestone powder is injected during pulverised coal burning in boilers to __________ the flue gases. Reduce SO₂ content in Increase the dew point of Catalytically convert SO₂ to SO₃ in None of these Reduce SO₂ content in Increase the dew point of Catalytically convert SO₂ to SO₃ in None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hydrogen ion concentration in distilled water is 10⁷ 7 x 10⁷ 7 x 10⁻⁷ 10⁻⁷ 10⁷ 7 x 10⁷ 7 x 10⁻⁷ 10⁻⁷ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polluted water having low BOD are most economically treated in Sedimentation tanks Clarifier Sludge digester Oxidation ponds Sedimentation tanks Clarifier Sludge digester Oxidation ponds ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of June December July September June December July September ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carbonaceous particles having size less than 1 μm are called Grit Aggregates Aerosols Smoke Grit Aggregates Aerosols Smoke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from iron & steel industry is CO₂, H₂S & NO₂ CO, CO₂ & SO₂ SO₃, NO₂ & CO₂ H₂S, NO & SO₃ CO₂, H₂S & NO₂ CO, CO₂ & SO₂ SO₃, NO₂ & CO₂ H₂S, NO & SO₃ ANSWER DOWNLOAD EXAMIANS APP
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