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Which phenomenon best supports the theory that matter has a wave nature?

Which phenomenon best supports the theory that matter has a wave nature?

Options

(a) Electron momentum
(b) Electron diffraction
(c) Photon momentum
(d) Photon diffraction

Correct Answer:

Electron diffraction

Explanation:

Wave nature of matter of de Broglie was proved when accelerated electrons showed diffraction by metal foil in the same manner as X-ray diffraction.

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