why is nichrome used in electric equipments producing heat insted of pure metal
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In the electric equipment producing heat, such as iron, electric heater, boiler, toaster etc., an alloy such as Nichrome is used, not pure metals because of the following reasons: (i) Resistivity of Nichrome is more compared to pure metal. ... (iii) Nichrome does not get oxidised when heated in air whereas metal does.
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