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Dual Nature Of Radiation

JEE Main 2025 (Online) 22nd January Evening Shift

MCQ+4 / -12025

A light source of wavelength $\lambda$ illuminates a metal surface and electrons are ejected with maximum kinetic energy of 2 eV . If the same surface is illuminated by a light source of wavelength $\frac{\lambda}{2}$, then the maximum kinetic energy of ejected electrons will be (The work function of metal is 1 eV )

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