Light with a wavelength of 137 nm is shined on the surface of potassium metal. Photoelectrons...

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Answer 1

Answer #1

ho=w+ & my~ va HZ -18 1.076 x 10 Joule - myn v 2.36x1012 V = 1.54 10 x 106 mis 3x108 15 - 2 18 Xo 1378109 -19 W 2.3 ev = 2.3

Answer 2

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