Fixed carbon in coal is defined as – McqOptions

MCQOPTIONS

1.	Fixed carbon in coal is defined as
A.	that present in volatile matters.
B.	the total quantity of carbon present in the coal.
C.	hundred minus the percentage of volatile matter, ash and moisture.
D.	the one which is present in the residue after combustion.
Answer» D. the one which is present in the residue after combustion.

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