A proton (mp = 1.673 × 10-27 kg) and an electron (me = 9.109 × 10-31 kg) are confined such that the x position of each is known to within 1.50 × 10-10 m. What is the ratio of the minimum uncertainty in the x component of the velocity of the electron to that of the proton, ve/ vp?
A) 5.444 × 10-4
B) 0.2272
C) 808.2
D) 1837
E) 36 290
Correct Answer:
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