Question

Tungsten is preferred for making filaments of incandescent lamp bulbs.why

Answer 1

It is used becuz it does not get damaged at very high temperature and also glows brightly when electricity is passed through it.

Answer 2

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The melting point and resistivity of tungsten are very high. It does not burn very easy at a high temperature. The electric lamps glow at very high temperatures. Hence, tungsten is mainly used as heating element of electric bulbs.

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Thank you

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