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OpenStudy (anonymous):
Calculate the maximum energy of an electron in a cathode ray tube operated at a plate voltage of 50 V. Express your answer in units of Joules.
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OpenStudy (aaronq):
you can use these equations to find the KE of the electrons emitted. \(\lambda=\dfrac{hc}{eV}\) \(\lambda=\dfrac{h}{mv}\) \(KE=\dfrac{1}{2}mv^2\)
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