p40_020 - . If the kinetic energy of the electron is...

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20. From Fig. 40-9, we see that the sum of the kinetic and potential energies in that particular ±nite well is 280 eV. The potential energy is zero in the region 0 <x<L
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Unformatted text preview: . If the kinetic energy of the electron is detected while it is in that region (which is the only region where this is likely to happen), we should nd K = 280 eV....
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