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MHT CET 2019 Physics Solved Paper

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Question : 42

Total: 50

When photons of energy hv fell on metal plate of work function W0 photoelectrons of maximum kinetic energy ‘K’ are ejected. If the frequency of the radiation is doubled, the maximum kinetic energy of the ejected photoelectrons will be

K+W0
K+hυ
K
2K

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