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JEE Main 27-Aug-2021 Shift 2 Solved Paper

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Question : 13

Total: 90

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

[27 Aug 2021 Shift 2]

0.96 V
1.25 V
0.24 V
1.5 V

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