The mass of an electron is 9.1xx10^(-31)kg . Ifits K.E . Is 3.0xx10^(- – InterviewSolution

1.	The mass of an electron is 9.1xx10^(-31)kg . Ifits K.E . Is 3.0xx10^(-25)J , calculate its wavelength .
Answer» SOLUTION :896.7 NM

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