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NEET 2022 Physics question

PhysicsDual Nature of Matter and RadiationNEET 2022

When two monochromatic lights of frequency, and are incident on a photoelectric metal, their stopping potential becomes and respectively. The threshold frequency for this metal is :

Answer: (A)

Solution

Answer per Aakash key (marked 1*). The printed stopping potentials are attached to the frequencies

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Question ID VK-014712