Discussion :: Thermodynamics
- Coke is produced
A.
When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel |
B.
From the finely ground coal by moulding under pressure with or without a binding material |
C.
When coal is first dried and then crushed to a fine powder by pulverizing machine |
D.
By heating wood with a limited supply of air to a temperature not less than 280°C |
Answer : Option A
Explanation :
Explanation Not Provided
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