Question

what is reason for filling interest gas /nitrogen in a incandosent lamp??​

Answer 1

Explanation:

Filling a bulb with an inert gas such as argon or nitrogen slows down the evaporation of the tungsten filament compared to operating it in a vacuum. This allows for greater temperatures and therefore greater efficacy with less reduction in filament life.

Answer 2

Answer:

beacuse to not get oxidate

Explanation:

ligte can get high temprature so it oxidate