A. Non-luminous
B. Luminous
C. Yellow
D. Unburnt gases
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
A. Strength
B. Bulk density
C. Reactivity
D. None of these
A. Reactivity
B. Hardness
C. Strength
D. None of these
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
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
A. Metallurgical coke
B. Soft coke
C. Very low calorific value coke oven gas
D. No by-products