GATE MN · 2025 · MN
Question 64: Surface Environment
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Question 64
MNNAT2 marksNeeds review
A wastewater sample has an ultimate BOD of 300 mg/L. BOD reaction rate constant is 0.22 per day at 20 °C. If the temperature coefficient is 1.05, the 5-day BOD at 25 °C, in mg/L, is ____ (rounded off to 2 decimal places)
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2025MN
GATE MN 2025 · Paper 1
Mining Engineering · Original paper archive
- Section
- Mining Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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