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AP and TS EAMCET Medical 2020 Model Paper 3

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Question : 99

Total: 159

When a light of certain wavelength is incident on a metal surface, maximum kinetic energy of the photoelectrons emitted is K. When the wavelength of the incident light is halved, maximum kinetic energy of the photoelectrons is 3K. Work function of the metal is

K
2K
K
2
3K
2

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