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The mass of the electron is …

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The mass of the electron is 9.1 ×10^_35kg. It's kinetic energy is 3.0×10^_25j . Calculate it's wavelength

    • Posted by Darshini Atom 4 years, 9 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Piyush Barde 4 years, 9 months ago

    λ=h/(2mK.E)1/2 λ=6.626×10−34/(2×9.1×10−31×3×10−25)1/2=1.2×10−7m

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