Question:
The threshold wavelength for ejection of electrons from a
Last updated: 7/9/2022
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The threshold wavelength for ejection of electrons from a metal is 330 nm. The work function for the photoelectric emission from the metal is (h = 6.6 × 10−³4 Js) A. 1.2 × 10^-18 J B. 6.0 × 10-¹⁹ J C. 1.2 x 10^-20 J D. 6.0 × 10^-12 J