A Proton (Mass = 1

question 71

Multiple Choice

A proton (mass = 1.67 x 10^-27 kg) has a kinetic energy of 1.00 MeV.If its momentum is measured with an uncertainty of 1.00%,what is the minimum uncertainty in its position? (h = 6.63 x 10^-34 J*s and 1 eV = 1.6 x 10^-19 J)

• A)9.08 x 10^-13 m
• B)2.28 x 10^-13 m
• C)9.08 x 10^-14 m
• D)5.64 x 10^-14 m

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