Question

5. Coal is used in thermal power plants to produce
(a) coke
0 (b) coal tar
(c) electricity​

Answer 1

Answer:

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--> Coal is burned in the boiler furnace to produce heat. Carbon in the coal and oxygen in the air combine to produce carbon dioxide and heat. Stage 2 is a thermodynamic process. The heat from combustion of the coal boils water in the boiler to produce steam.

--> The most significant uses of coal are in electricity generation, steel production, cement manufacturing and as a liquid fuel. Different types of coal have different uses. Steam coal - also known as thermal coal - is mainly used in power generation.

Answer 2

Answer:

(c) electricity

Coal is used in thermal power plants to produce electricity.