Physics Electrostatics Level: Misc Level

A proton with speed1.5x105 m/s falls through a potential difference of 100 volts,gaing speed.What is the speed reached?

A) 4.56x105 m/s

B) 2.04X105 m/s

C) 3.55x105 m/s

D)  8.80X105 m/s

E) 1.55x106 m/s