If the work function of a metal is 6.63 × 10-19J, the maximum wavelength of the photon required to remove a photoelectron from the metal is _______nm. (Nearest integer)
[Given h = 6.63 × 10-34 Js, and c = 3 × 108 ms-1]
If the work function of a metal is 6.63 × 10-19J, the maximum wavelength of the photon required to remove a photoelectron from the metal is _______nm. (Nearest integer)
[Given h = 6.63 × 10-34 Js, and c = 3 × 108 ms-1]
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1 Answer
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Work function,
Threshold wavelength
Using ;
= 300 × 109 m = 300 nm
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