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प्रश्न
A light of wavelength 500 nm is incident on a sensitive metal plate of photoelectric work function 1.235 eV. The kinetic energy of the photoelectrons emitted is (Take h = 6.6 × 10–34 Js)
पर्याय
0.58 eV
2.48 eV
1.24 eV
1.16 eV
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उत्तर
1.24 eV
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