Which fo the following types of coal is used in thermal plants?
-
lignite
-
anthracite
-
bituminous
-
peat
B
Correct answer
Explanation
Anthracite is the highest grade coal with the highest carbon content (86-97%) and burns with the hottest, most consistent flame, making it ideal for thermal power plants. Bituminous coal is also used but anthracite is preferred for its superior energy content and cleaner burn.