Question

For the following question , two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions .Assertion (A) : Alloys are commonly used in electrical heating devices like electric iron and heater.Reason (R) : Resistivity of an alloy is generally higher than that of its constituent metals but the alloys have low melting points than their constituent metals.

Answer 1

Explanation:

1. .....................................