Ultimate analysis of coal determines its _______________ content?
Correct answer: A. Carbon, hydrogen, nitrogen & sulphur
- A. Carbon, hydrogen, nitrogen & sulphur
- B. Carbon, ash, sulphur & nitrogen
- C. Carbon, sulphur, volatile matter & ash
- D. Carbon, volatile matter, ash & moisture
Explanation
Ultimate analysis gives the elemental composition of coal, particularly carbon, hydrogen, nitrogen and sulphur, often with oxygen determined by difference. Moisture, volatile matter and ash belong to proximate analysis.
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