Environmental Engineering in CE Suspended solid present in the waste water generated in blast furnace gas cooling and cleaning plant is removed by Lagoons Filtration Biological oxygen pond Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) Lagoons Filtration Biological oxygen pond Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes Paralysis of muscles & loss of appetite Nervous depression Gastritis & diarrhea All of these Paralysis of muscles & loss of appetite Nervous depression Gastritis & diarrhea All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 1 0.1 5 25 1 0.1 5 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm. 500 5 1 50 500 5 1 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ is accomplished by aeration of water. Dissolved solids None of these Suspended solids Dissolved gases Dissolved solids None of these Suspended solids Dissolved gases 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 Inversely proportional to viscosity of gas Proportional to the pressure of the gas Proportional to the viscosity & density of the gas Both B and C Inversely proportional to viscosity of gas Proportional to the pressure of the gas Proportional to the viscosity & density of the gas Both B and C ANSWER DOWNLOAD EXAMIANS APP
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