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Chemical Engineering · Q235

Fuels And Combustion

Engineering and GATE · Chemical Engineering · question 235

Q235

Froth floatation is used for

A.
Washing fine coal dust (< 0.5 mm size)
Answer
B.
Washing lump coal (> 80 mm size)
C.
Removing ash from the coal based on difference in specific gravity of coal and ash
D.
All of the above

Answer: Option A

Solution

Answer: Option A
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