GATE CE · 2018 · CE
Question 52: Sewage system design
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Question 52
CENAT2 marksNeeds review
The ultimate BOD (
) of a wastewater sample is estimated as 87% of COD. The COD of this wastewater is 300 mg/L. Considering first order BOD reaction rate constant k (use natural log) = 0.23 per day and temperature coefficient
= 1.047, the BOD value (in mg/L, up to one decimal place) after three days of incubation at 27°C for this wastewater will be _____Log in to check the answer
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2018CE
GATE CE 2018 · Paper 1
Civil Engineering · Original paper archive
- Section
- Civil Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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