Answer» Correct Answer - Option 2 : 4th
The correct answer is 4th. Depending upon the quantity of carbon % coal are of four types: Peat coal- It contains less than 40% carbon content. It is the lowest grade of coal. Lignite coal- It contains 65- 70% carbon. It is s low-grade brown coal, which is soft with high moisture content. The principal lignite reserves are in Neyveli in Tamil Nadu and are used for the generation of electricity. Bituminous coal- It contains 60 to 80 % Carbon Content. It is the second-best quality of coal. It is the most popular coal in commercial use. Metallurgical coal is high-grade bituminous coal that has a special value for smelting iron in blast furnaces. Anthracite coal- It contains more than 80% carbon content. It is the best quality of coal. In India, it is found only in Jammu and Kashmir.
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