Chemical Engineering - Fuels and Combustion - Discussion

Discussion Forum : Fuels and Combustion - Section 2 (Q.No. 28)

Fuels and Combustion

28.

Froth floatation is used for

washing fine coal dust (< 0.5 mm size).

washing lump coal (> 80 mm size).

removing ash from the coal based on difference in specific gravity of coal and ash.

all (a), (b)and(c).

Answer: Option

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