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A Nonrelativistic Electron Is Accelerated from Rest Through a Potential

Question 5

Multiple Choice

A nonrelativistic electron is accelerated from rest through a potential difference.After acceleration the electron has a de Broglie wavelength of 880 nm.What is the potential difference through which this electron was accelerated? (h = 6.626 × 10-34 J • s,e = 1.60 × 10-19 C,mel = 9.11 × 10-31 kg)


A) 1.9 µV
B) 1.7 µV
C) 2.2 µV
D) 2.5 µV

Correct Answer:

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