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Question

Why is tungsten metal selected for making the filaments of incandescent lamps or bulbs?


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Solution

  • The high melting point of Tungsten makes use of it as a filament in incandescent lamps.
  • Due to its high melting point it will withstand for a longer period of time.
  • Therefore, Tungsten will not melt easily on high heating and can be used as filament.

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