Question

4. De fine heating effect of electric current. Why is nichrome used instead of copper to make a
coil?​

Answer 1

Answer:

Nichrome is used for making heating element of electrical appliances. Because nichrome does not oxidize and burn easily at high temperature i.e.it has higher melting and boiling point than metals. Thus it does not melt even when a large amount of heat is produced due to passage of current.

Explanation:

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