If the Wavelength of a Photon in Vacuum Is the Same

question 40

Multiple Choice

If the wavelength of a photon in vacuum is the same as the de Broglie wavelength of an electron, which one is traveling faster through space?

• A) The electron because it has more mass.
• B) The photon because photons always travel through space faster than electrons.
• C) They both have the same speed.

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