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MHT CET 2026 Physics question

PhysicsDual Nature of Matter and RadiationMHT CET 2026

When a light of wavelength '' falls on the emitter of a photosensitive surface, maximum speed of emitted photoelectrons is 'V' If the incident wavelength is changed to '', maximum speed of emitted photoelectrons will be

Answer: (B)

Solution

Einstein: . For , photon energy , so . Because , $Missing argument for \tfrac\tfrac12

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Question ID VK-099036