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Why are coils of electric toasters and electric irons made of an alloy rather than a pure metal?

Why are coils of electric toasters and electric irons made of an alloy rather than a pure metal?

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5961 Points
2 months ago
Dear Student

The coils of such heating appliances are made up of an alloy rather than a pure metal because:
(a)The resistivity of an alloy is much higher than that of a pure metal.
(b)An alloy does not undergo oxidation easily even at high temperature when it is even red hot.

Thanks

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