Why is the coil of heating element of a heat made of metal?
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In design typically a heating element is made up of a coil, a wire strip that is made of nichrome, which works similar to lamp filament using electricity to produce heat and a ribbon. ... Nichrome is a metal alloy made up of around 20 percent of chromium and 80 percent nickel.
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Because some metals offer high resistance to electricity. When electricity is passed though the heating coil, due to it's high resistance it heats up and hence, acts as a heating filament. ... The tungsten filament in it resists the electric current, and produces light, and also heat.
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