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A Proton in a Cyclotron Has a Velocity of 2

Question 23

Multiple Choice

A proton in a cyclotron has a velocity of 2 * 108 m/s, which is nearly the speed of light. The uncertainty in the velocity is 1%. What is the minimum uncertainty in the position of the proton in meters? The proton mass is 2 *10-27 kg.


A) 3 *10-11 m
B) 1 * 10-22 m
C) 1 *10-18 m
D) 3 *10-41 m
E) 1 *10-17 m

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