when an inert gas isfilled in the place vacuum in a photo cell then what happens to photo-electric current?
balraj , 6 Years ago
Grade 7
Wave Optics> when an inert gas isfilled in the place v...
1 Answers
Arun
Last Activity: 6 Years ago
In the presence of inert gas photoelectrons emitted by cathode ionise the gas by collision and hence the current increases.
Regards
Arun
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