Physics, asked by reejashajahan174, 1 month ago

why we say that the use of filament lamp must be minimised​

Answers

Answered by ishabilu
2

Answer:

The bulb is filled with an inert gas such as argon at low pressure to reduce evaporation of the filament and prevent its oxidation. ... After long use, tungsten slowly vaporises, resulting in failure of the filament. The radiation is controlled by the applied voltage

Explanation:

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