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Dual Nature Of Radiation

JEE Main 2021 (Online) 27th August Evening Shift

MCQ+4 / -12021
A monochromatic neon lamp with wavelength of 670.5 nm illuminates a photo-sensitive material which has a stopping voltage of 0.48 V. What will be the stopping voltage if the source light is changed with another source of wavelength of 474.6 nm?

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