A particle with a charge of ?1.0 ?C and a mass of 2.4 10-6 kg is released from rest at point A and accelerates toward point B, arriving there with a speed of 43 m/s. The only force acting on the particle is the electric force.
(a) Which point is at the higher potential?
point A
point B
(b) What is the potential difference VB ? VA between A and B?
V