Consider an electron with a (non-relativistic) kinetic energy of 1 eV. ) What is the electron speed in m/s? What is the de Broglie wavelength of the electron? i) Consider a beam of 1 eV electrons incident on a pair of very thin slits, separated by a distance d, with an interference pattern seen on a screen 2 m beyond the slits. Find the value of d such that the position of the first off-center bright fringe of the pattern is located 0.5mm from the center of the pattern.
Consider an electron with a (non-relativistic) kinetic energy of 1 eV. ) What is the electron speed in m/s? What is the de Broglie wavelength of the electron? i) Consider a beam of 1 eV electrons incident on a pair of very thin slits, separated by a distance d, with an interference pattern seen on a screen 2 m beyond the slits. Find the value of d such that the position of the first off-center bright fringe of the pattern is located 0.5mm from the center of the pattern.
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Transcribed Image Text:Consider an electron with a (non-relativistic) kinetic energy of 1 eV.
(i) What is the electron speed in m/s? What is the de Broglie wavelength of the electron?
(ii) Consider a beam of 1 eV electrons incident on a pair of very thin slits, separated by a
distance d, with an interference pattern seen on a screen 2 m beyond the slits. Find the
value of d such that the position of the first off-center bright fringe of the pattern is
located 0.5mm from the center of the pattern.
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