Environmental Engineering in CE Which of the following is the most detrimental for water used in high pressure boiler? Dissolved oxygen Phenol Turbidity Silica Dissolved oxygen Phenol Turbidity Silica ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 90 60 120 105 90 60 120 105 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 Bag filter Gravity settling chamber Cyclone separator Electrostatic precipitator Bag filter Gravity settling chamber Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible residual chlorine in treated water should be __________ mg/litre. 0.001 to 0.01 5 to 10 2 to 3 02 to 0.3 0.001 to 0.01 5 to 10 2 to 3 02 to 0.3 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Peroxyacyl nitrate (PAN), a pollutant is found in the Flue gas of coal based power plant Automobile exhaust Exhaust of sulphuric acid plant Exhaust of nitric acid plant Flue gas of coal based power plant Automobile exhaust Exhaust of sulphuric acid plant Exhaust of nitric acid plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Photochemical oxidation of organic matter Automobiles exhaust Forest fire Industrial chimney exhaust Photochemical oxidation of organic matter Automobiles exhaust Forest fire Industrial chimney exhaust ANSWER DOWNLOAD EXAMIANS APP
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