Science, asked by k1omjsitapankune, 1 year ago

WHY IS COPPER WIRE NOT USED IN THE FILAMENT OF A BULB OR AS A HEATING ELEMENT OF HEATER ?WHAT WILL HAPPEN IF WE USE A THICK TUNGSTEN WIRE IN AN ELECTRIC BULB ?

Answers

Answered by sandy33

becoz Cu has a low melting point that is it melts at a low temperature and bulb produces a lot of heat that can melt Cu. That's why tungsten is used in filament of bulb.
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