Jee Mains 2020 2nd Sept. Shift - 1 When radiation of wavelength λ is used to illuminate a metallic surface, the stopping potential is V. When the same surface is illuminated with radiation of wavelength 3λ the stopping potential is V/4. If the threshold wavelength for the metallic surface is nλ then value of n will be _______ .

Jee Mains 2020 2nd Sept. Shift - 1 When radiation of wavelength λ i

1.	Jee Mains 2020 2nd Sept. Shift - 1 When radiation of wavelength λ is used to illuminate a metallic surface, the stopping potential is V. When the same surface is illuminated with radiation of wavelength 3λ the stopping potential is V/4. If the threshold wavelength for the metallic surface is nλ then value of n will be _______ .
Answer» OS FIND the VALUE of P for which 5p÷5-²=5²=5

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