H6. An electron in an electron microscope has been accelerated across a potential difference of 15kV. (Assume for simpli
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H6. An electron in an electron microscope has been accelerated across a potential difference of 15kV. (Assume for simpli
H6. An electron in an electron microscope has been accelerated across a potential difference of 15kV. (Assume for simplicity that the energy gained is not relativistic.) a) What is its wavelength? b) If a proton had the same wavelength as the electron in part a), what would its speed be?
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