Multiple Choice
Tunneling: An 80-eV electron impinges upon a potential barrier 100 eV high and 0.20 nm thick. What is the probability the electron will tunnel through the barrier? (1 eV = 1.60 × 10-19 J, mproton = 1.67 × 10-27 kg, ħ = 1.055 × 10-34 J ∙ s, h = 6.626 × 10-34 J ∙ s)
A) 0.027%
B) 2.7%
C) 0.27%
D) 2.8 × 10-4 %
E) 2.0 × 10-9 %
Correct Answer:
Verified
Correct Answer:
Verified
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