Fixed carbon of coal during its proximate analysis is determined by
A. Eschka process
B. Kjeldahl process
C. complete combustion of coal in oxygen
D. substracting the sum of percentages of volatile matter and ash of dry coal from 100
Answer: Option D
Related Questions on Metallurgical Analysis
A. combustion
B. gravimetric
C. volumetric
D. both B and C
Temperature used in the determination of volatile matter of coal is . . . . . . . . °C.
A. 750
B. 850
C. 950
D. 1050
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