A proton of wavelength 3 angstroms is scattered 90 degrees by a free electron, which is initially at rest. What is the kinetic energy of the electron after the interaction? Express final answer in electron volts.
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A proton of wavelength 3 angstroms is scattered 90 degrees by a free electron, which is initially at rest. What is the kinetic energy of the electron after the interaction? Express final answer in electron volts.
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