Multiple Choice
Starting from rest,an electron accelerates through a potential difference of 67 V.What is its de Broglie wavelength? (h = 6.63 × 10−34 J⋅s,me = 9.11 × 10−31 kg,and 1 eV = 1.60 × 10−19 J)
A) 1.1 × 10−10 m
B) 1.5 × 10−10 m
C) 1.9 × 10−10 m
D) 2.3 × 10−10 m
Correct Answer:
Verified
Correct Answer:
Verified
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