A beam of electrons is directed along the x axis and through a slit that is parallel
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A beam of electrons is directed along the x axis and through a slit that is parallel to the y axis and 10 mm wide. The electrons then continue on to a screen 1.5 m away. The electrons in the beam have a kinetic energy of 70 eV.
(a) What is the de Broglie wavelength of the electrons?
(b) What is the uncertainty in the y component of their momentum after passing through the slit?
(c) How long does it take the electrons to reach the screen?
(d) What is the uncertainty in the y position when they hit the screen?
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Related Book For
College Physics Reasoning and Relationships
ISBN: 978-0840058195
2nd edition
Authors: Nicholas Giordano
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