Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Diffusion of Gravitational force on Centrifugal force on Electrostatic force on Diffusion of Gravitational force on Centrifugal force on Electrostatic force on ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? None of these Biological decay of vegetable matter Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges None of these Biological decay of vegetable matter Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The function of skimming tank in sewage treatment is to remove __________ substances. Oil & fatty Suspended solid Dissolved solid Gritty & inorganic Oil & fatty Suspended solid Dissolved solid Gritty & inorganic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In troposphere (the weather domain), the temperature 't' at height 'h' above the spa level in metres is given by (where, temperature at sea level is 15°C and t is in °C.) t = 15 - 0.0065h t = 15 + 0.0065h t = 0.0035h -15 t = 15 - 0.0035h t = 15 - 0.0065h t = 15 + 0.0065h t = 0.0035h -15 t = 15 - 0.0035h ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE As compared to rapid sand filters, slow sand filters give(i) Slower filtration rate(ii) Higher filtration rate(iii) Lesser efficiency in removal of bacteria(iv) Higher efficiency in removal of bacteriaThe correct answer is (ii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Limestone powder is injected during pulverised coal burning in boilers to __________ the flue gases. Increase the dew point of Reduce SO₂ content in None of these Catalytically convert SO₂ to SO₃ in Increase the dew point of Reduce SO₂ content in None of these Catalytically convert SO₂ to SO₃ in ANSWER DOWNLOAD EXAMIANS APP
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