Ultraviolet light of wavelength 99 {\mm} falls on a metal plate of work function 1.0 {\eV}. If the mass of the electron is 9.1 \times 10^{-31} {\kg}, the wavelength of the fastest photoelectron emitted is

COMEDK Exam 2022 Solved Paper

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Ultraviolet light of wavelength 99‌mm falls on a metal plate of work function 1.0‌eV. If the mass of the electron is 9.1×10−31‌kg, the wavelength of the fastest photoelectron emitted is

0.63‌nm
0.66‌nm
0.33‌nm
0.36‌nm

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