TBQ- Filament of the lamp — task. Science CBSE, Class 8 New.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Answer the question carefully by analysing the circuit diagram given below:

circuit diagram

Why is tungsten used as the filament material in bulbs?

It is a good insulator
It has a low melting point
It does not conduct electricity
It has a very high melting point and can glow without melting

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