A proton (mass = 1.67 *10 ^- ²⁷ kg,charge = 1.60 *10 ^- ¹⁹ C)moves from point A to point B under the influence of an electrostatic force only.At point A the proton moves with a speed of 50 km/s.At point B the speed of the proton is 80 km/s.Determine the potential difference V_B-V_A. A)+20 V B)-20 V C)-27 V D)+27 V E)-40 V

Question

Quizplus · Accepted Answer

The Answer of A proton (mass = 1.67 *10 ^- ²⁷ kg,charge = 1.60 *10 ^- ¹⁹ C)moves from point A to point B under the influence of an electrostatic force only.At point A the proton moves with a speed of 50 km/s.At point B the speed of the proton is 80 km/s.Determine the potential difference V_B-V_A. A)+20 V B)-20 V C)-27 V D)+27 V E)-40 V

A Proton (Mass = 1