state joule's law ? give two applications
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Electric iron, electric heater, electric toaster are some of the appliances that work on the principle of heating effect of current. In these appliances, Nichrome which is an alloy of nickel and chromium is used as the heating element for the following reasons. Fuse wire is an alloy of lead 37% and tin 63%.
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Electric iron, electric heater, electric toaster are some of the appliances that work on the principle of heating effect of current. In these appliances, Nichrome which is an alloy of nickel and chromium is used as the heating element for the following reasons. Fuse wire is an alloy of lead 37% and tin 63%.
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