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Assertion : Coke and flux are used in smelting. Reason : The phenomenon in which ore is mixed with suitable flux and coke is heated to fusion is known as smelting.

Answer»

If both assertion and reason are TRUE and the reason is the CORRECT explanation of the assertion
If both assertion and reason are true but reason is not the correct explanation of the assertion
If assertion is true but reason is false.
If the assertion and reason both are false

Solution :Both assertion and reason are true of but reason is not correct explanation of assertion. Non fusible mass PRESENT in ore in MIXIN with suitable flux are fused which are them reduced by COKE to give free metal.


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