Question:
A stream of electrons from a heated filament was passed
Last updated: 6/18/2023
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A stream of electrons from a heated filament was passed between two charged plates kept at a potential difference I esu Ife and m are charge and mass of an electron respectively then the value of h z where 2 is wavelength associated with electron wave is given by 1 2meV 2 meV 3 2mcy 4 meV