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4) An electron is trapped in an infinite square potential well of width L = 50 nm, see the Figure. If the speed of the

4) An electron is trapped in an infinite square potential well of width L = 50 nm, see the Figure. If the speed of the electron is 3x10* m/s, find the approximate quantum number n of the electron state? an=1 b) n = 2 c) n = 3 U d) n =4 en = 5 mO- 4

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