Environmental Engineering in CE There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant? Arsenic Mercury Lead Aluminium Arsenic Mercury Lead Aluminium ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Bag filter design is predominantly dependent on gas temperature, as it affects the gas density & viscosity and the selection of filtering material. The pressure drop in a bag filter is Both B and C Proportional to the pressure of the gas Inversely proportional to viscosity of gas Proportional to the viscosity & density of the gas Both B and C Proportional to the pressure of the gas Inversely proportional to viscosity of gas Proportional to the viscosity & density of the gas ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ results from the disinfection of water. Hardness Turbidity Bacteria Odour Hardness Turbidity Bacteria Odour ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 0.1 0.01 1 4 0.1 0.01 1 4 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants is absent in the emissions from a fertiliser plant ? NH₃ NO₂ SO₂ & SO₃ CO NH₃ NO₂ SO₂ & SO₃ CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment plant, zeolite process is used to remove the __________ of water. Acidity Iron & zinc Alkalinity Hardness Acidity Iron & zinc Alkalinity Hardness ANSWER DOWNLOAD EXAMIANS APP