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To preserve the filaments at high temperature, which gas is filled in the electric bulbs ?

+3 votes
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To preserve the filaments at high temperature, which gas is filled in the electric bulbs ?
posted May 19, 2015 by Shivaranjini

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1 Answer

+1 vote

argon

The light bulb contains a coiled filament of metal with a high melting point. The coil is sealed in a glass tube that is filled with a mixture of inert gases such as argon and nitrogen instead of air.

answer May 19, 2015 by Manikandan J
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