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What should be the approzimate kinetic e...

What should be the approzimate kinetic energy of an electron so that its de-Broglie wavelength is equal to the wavelength of X-ray of maximum energy, produced in an X-ray tube operating at 24800 V? (given that `h=6.6xx10^(-34)` joule-sec, mass of electron `=9.1xx10^(-31)kg`)

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