What must the kinetic energy of the electrons

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Coherent light is passed through two narrow slits whose separation is 39.5 mirometers . The second-order bright fringe in the interference pattern is located at an angle of 3.40×10?2 rad. If electrons are used instead of light, what must the kinetic energy (in electron volts) of the electrons be if they are to produce an interference pattern for which the second-order maximum is also at 3.40×10?2 rad?

Reference no: EM13550678

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