5. A proton is originally traveling at a speed of 2.5 x 10'1 m/s in the .r direction. It approaches two large, oppositely charged and isolated, metal plates. The lscml plates are 5 cm apart. The proton passes through a hole in one of the plates, and enters the region between the plates. It travels 3 cm before coming to a stop at location B. What is the potential difference between the plates? H bob! 6:: visceraln IINJIIoacn a E