physics

In a typical electron microscope, the momentum of each electron is about 1.4 10-22 kg-m/s. What is the de Broglie wavelength of the electrons?

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  1. Simple. All you need is this equation:

    λ = h/p

    So, just plug numbers in...

    λ = (6.63 x 10^-34 J*s) / (1.4 x 10^-22 kg-m/s)
    λ = 4.74 x 10^-12 m

    1. 👍 0
    2. 👎 0
  2. Simple. All you need is this equation:

    λ = h/p

    So, just plug numbers in...

    λ = (6.63 x 10^-34 J*s) / (1.4 x 10^-22 kg-m/s)
    λ = 4.74 x 10^-12 m

    1. 👍 0
    2. 👎 0

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