A particle (m = 2.0 mg, q = -5.0 mC) has a speed of 30 m/s at point A and moves (with only electric forces acting on it) to point B where its speed is 80 m/s. Determine the electric potential difference VA - VB
a. -2.2 kV
b. +1.1 kV
c. -1.1 kV
d. +2.2 kV
e. +1.3 kV
C
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