If a certain metal was irradiated by using two different light radiations of frequency…
Chemistry · JEE Advanced · NTA Exams — Atomic Structure
If a certain metal was irradiated by using two different light radiations of frequency ‘x’ and ‘2x’, the maximum kinetic energy of the ejected electrons are ‘y’ and ‘3y’ respectively. The threshold frequency of the metal will be :
- x/3
- x/2
- 3x/2
- 2x/3
Answer
(B) x/2
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