Multiple Choice
A proton of kinetic energy 10.0 MeV encounters a rectangular potential energy barrier of height 30.0 MeV and width,
.The probability that the proton will tunnel through a barrier is 0.25.What is the width of the barrier?
A) 0.071 fm
B) 0.71 fm
C) 7.1 fm
D) 71 fm
Correct Answer:

Verified
Correct Answer:
Verified
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