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A stream of electrons from a heated filament was passed between two charged plates kept at a potential difference V esu. If e and m are charge and mass of an electron, respectively, then the value of h/λ (where λ is wavelength associated with electron wave) is given by: |
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Answer» SOLUTION : λ=hp =h2mE−−−−√ =h2meV−−−−−√ hλ=2meV−−−−−√ |
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