1.

A: Magnesium oxide is used for the lining in stoel making furnace . R: Magnesium oxides acts as flux

Answer»

If both Assertion & Reason are TRUE and the reason is the correct explanation of the assertion, then mark (1).
If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)
If Assertion is true statement but Reason is false, then mark
 If both Assertion and Reason are false STATEMENTS, then mark (4)

ANSWER :A


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