| 1. High ash content |
| 2. Low sulphur content |
| 3. Low ash fusion temperature |
A) 1 and 2
B) 2 only
C) 1 and 3
D) All of the above
Correct Answer: A
Solution :
The main drawback of Indian coal is that it has high ash content which may vary from 3 5 to 50 per cent. This is much higher when compared to about 15 per cent in some other countries. Indian coal also has a high ash fusion temperature of about \[1500{}^\circ C\]. However, Indian coal has low sulphur content of about 0.5%.
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