Which of the following is / are the characteristics/ characteristics of Indian coal?

1. High ash content
2. Low sulphur content
3. Low ash fusion temperature

Select the correct answer using the codes given below.

1. 1 and 2 only
2. 2 only
3. 1 and 3 only
4. 1, 2 and 3

Explanation

Option (a) is correct

• Indian coal, compared to coal from other parts of the world, generally has a higher percentage of ash content, ranging from 35% to 45%.
• Indian coal is typically low in sulphur content compared to coal found in other countries. Lower sulphur content translates to less air pollution during combustion, particularly sulphur oxides.
• Indian coal has a high ash fusion temperature, which is around 1500°C. Ash fusion temperature refers to the temperature at which coal ash starts to melt and agglomerate.

Answer: (a) 1 and 2 only; Difficulty Level: Easy