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

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Bacterial aerobic oxidation of polluted water in biological oxidation ponds is done to purify it. Presence of bacteria helps in

Oxidation of carbonaceous matter to CO₂
Nitrification or oxidation of ammonia derived from breakdown of nitrogeneous organic matter to the nitrite and eventually to the nitrate
Coagulation and flocculation of colloids
All of these

ANSWER DOWNLOAD EXAMIANS APP