Fri February 11, 2011 By: Sonika Kar

why electric lamps are filled with a small quantity of argon or nitrogen gas?

Expert Reply
Sat February 12, 2011
Dear student,
Take fluorescent bulb as an example.
here,light is produced due to electrical discharge.
so,inert are used .there needs a ionization.
inert gas at low pressure will favors the ionization.
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