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JEE Main 2016 Question Paper

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Question : 1

Total: 90

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

(where λ is wavelength associated with electron wave) is given by :

2 meV
√mev
√2mev
meV

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