1eV = 1,602 x 10⁻¹⁹J => 5,53eV ≈ 8,86 x 10⁻¹⁹J
h = 6,63 x 10⁻³⁴Js
c = 3 x 10⁸m/s
Ef = W -> wtedy zjawisko zajdzie
hc/λ = W => λ = hc/W
λ = 6,63 x 10⁻³⁴Js x 3 x 10⁸m/s / 8,86 x 10⁻¹⁹J ≈ 2,24 x 10⁻⁷m
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Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
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1eV = 1,602 x 10⁻¹⁹J => 5,53eV ≈ 8,86 x 10⁻¹⁹J
h = 6,63 x 10⁻³⁴Js
c = 3 x 10⁸m/s
Ef = W -> wtedy zjawisko zajdzie
hc/λ = W => λ = hc/W
λ = 6,63 x 10⁻³⁴Js x 3 x 10⁸m/s / 8,86 x 10⁻¹⁹J ≈ 2,24 x 10⁻⁷m
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)