write the 2 difference between tungsten and Nichrome
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Your observation about Nichrome having a much higher resistivity than Tungsten is a very good one. ... For example, whileNichrome does have a much higher resistivity than Tungsten, Tungsten has a much higher melting point thanNichrome (Nichrome MP = 1400 C, Tung MP = 3422 C).
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The switch must be placed in live wire to maintain the body of appliance at zero potential in the switch off position and if the switch is kept in neutral wire, then the body of the appliance to keep the body at infinite potential in the switch on position
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