AIEEE 2006 Solved Paper

Section: Physics

Question : 95 of 143

Marks: +1, -0

The threshold frequency for a metallic surface corresponds to an energy of 6.2‌eV and the stopping potential for a radiation incident on this surface is 5V. The incident radiation lies in

[AIEEE 2006]

ultra-violet region
infra-red region
visible region
x-ray region

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