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[" 17.The wavelength of a moving electro...

[" 17.The wavelength of a moving electron having "4.55times10^(-25)J" ,kinetic energy is "],[[" (a) "7.27times10^(-7)m," (b) "72.7times10^(-7)m," (c) "7.27times10^(-9)m," (d) "72.0times10^(-9)m]]

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