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Why are the heating element of electri toaster and electric irons made of an ally rather than a pure metal

Posted by Kavya Maurya 6 years, 3 months ago

CBSE > Class 10 > Science

1 answers

Aadya Singh ? 6 years, 3 months ago

Because - 1) The resistivity of an alloy is much higher than that of pure metal. 2) An alloy does not undergo oxidation or burn easily even at high temperature when it is red hot.

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