Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 4,00,000 4000 1,00,000 1000 4,00,000 4000 1,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the separate sewer system shall be taken as Equal to dry weather flow (DWF) 3 × DWF 2 × DWF 6 × DWF Equal to dry weather flow (DWF) 3 × DWF 2 × DWF 6 × DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Turbidity is measured on Standard silica scale Platinum cobalt scale Standard cobalt scale Standard platinum scale Standard silica scale Platinum cobalt scale Standard cobalt scale Standard platinum scale ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For satisfactory working of a sludge digestion unit, the pH range of digested sludge should be maintained as 10.5 to 12.0 4.5 to 6.0 6.5 to 8.0 8.5 to 10.0 10.5 to 12.0 4.5 to 6.0 6.5 to 8.0 8.5 to 10.0 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Increased at higher pH value of water Unaffected by pH value of water Highest at pH value equal to 7 Reduced at higher pH value of water Increased at higher pH value of water Unaffected by pH value of water Highest at pH value equal to 7 Reduced at higher pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following sewers is preferred for combined system of sewage? None of these Rectangular sewer Egg shaped sewer Circular sewer None of these Rectangular sewer Egg shaped sewer Circular sewer ANSWER DOWNLOAD EXAMIANS APP
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