Discuss some appliance of Joule's heating effect. Name few electric heating device & state on what principle do they work.

Explanation

Electric iorn, electric heater electric toaster shown in are some of the home appliances that utilize the heating effect of current. In theses appliances, the heating elements are made of nichrome, an alloy of nickel and chromium. Nichrome has a high specific resistance and can be heated to very high temperature without oxidation. These are all working on joul'e heating.