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The dilution factor is expressed by _____________

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in Environmental Engineering by (81.4k points)
The dilution factor is expressed by _____________

(a) Volume of diluted sample + Volume of sewage

(b) Volume of diluted sample / Volume of sewage

(c) Volume of diluted sample – Volume of sewage

(d) Volume of diluted sample* Volume of sewage

I had been asked this question by my school principal while I was bunking the class.

I need to ask this question from Disposal of Sewage topic in portion Natural Methods of Wastewater Disposal of Environmental Engineering

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Best answer
The correct option is (b) Volume of diluted sample / Volume of sewage

The best explanation: The dilution factor is the ratio of volume of diluted sample of water to the volume of sewage. It is used in finding the BOD of water.

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