A Proton (Mp = 1

Multiple Choice

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,?

A) 5.444 × 10^-⁴
B) 0.2272
C) 808.2
D) 1837
E) 36 290