Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Diffusion of Gravitational force on Electrostatic force on Centrifugal force on Diffusion of Gravitational force on Electrostatic force on Centrifugal force on ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate? SO₂ NOx CFC (chloro fluoro carbons) CO SO₂ NOx CFC (chloro fluoro carbons) CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the Electrostatic precipitator Cyclone separator Bag filter Gravity settling chamber Electrostatic precipitator Cyclone separator Bag filter Gravity settling chamber ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the best and the most effective method for the removal of organic contaminant present in the polluted water in very small quantity (say < 200 mg/litre)? Biological oxidation pond Chemical coagulation Lagooning Activated carbon adsorption Biological oxidation pond Chemical coagulation Lagooning Activated carbon adsorption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of mercury in potable (drinking) water is about __________ ppm. 0.1 0.001 1 5 0.1 0.001 1 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the Rain Green house effect Vegetation Forestation Rain Green house effect Vegetation Forestation ANSWER DOWNLOAD EXAMIANS APP
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