engineering recuitment DDA JE Civil 2023 Mock Test Environmental Engineering Quality and Characteristics of Sewage
An anaerobic reactor, operated at 35° C, treats wastewater with a flow of 200 m3/d and a biological soluble COD (bsCOD) concentration of 500 g/m3. At 90% bsCOD removal and a biomass synthesis yield of 0.04 g Volatile Suspended Solids/g bsCOD used, calculate amount of COD consumed (in kg/d)?
1
90
2
100
3
50
4
110