why nichrome alloy is used for making heating element of electric appliances ?..give two reasons breif
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1.nichrome has high resistivity and high melting point.
2.their resistivity does not get too much affected by the increase in temperature
2.their resistivity does not get too much affected by the increase in temperature
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First, sincenichrome is an alloy, it has a higher resisistivity and consequently a higher resistance. ... This means that even after prolonged durations of heating, the nichrome won't melt off and burn.
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