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Imhoff cone is used to measure the _______

(a) Suspended solids

(b) Settleable solids

(c) Dissolved solids

(d) Total solids

This question was addressed to me in an online interview.

Question is taken from Chemical Characteristics of Waste Water topic in chapter Wastewater Characteristics of Environmental Engineering

1 Answer

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Best answer
Correct option is (b) Settleable solids

The explanation: Imhoff cone is used to measure the settleable solids where wastewater is allowed to stand for a specific time, solids get settled down and the readings are taken through the graduations on the cone.

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