Question: An electron has a de Broglie wavelength = 5.0 x 1010m. (a) What is its momentum? (b) What is its speed? (c) What voltage was

An electron has a de Broglie wavelength λ = 5.0 x 10–10m.
(a) What is its momentum?
(b) What is its speed?
(c) What voltage was needed to accelerate it to this speed?

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a We find the momentum from h 663 x 1034 JS 50 x 100 m p b We find the speed from ... View full answer

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