Several charges in the neighborhood of point P produce an electric potential of 6.0 kV (relative to zero at infinity) and an electric field of N/C at point P. Determine the work required of an external agent to move a 3.0-μC charge along the x axis from infinity to point P without any net change in the kinetic energy of the particle.
A) 21 mJ
B) 18 mJ
C) 24 mJ
D) 27 mJ
E) 12 mJ

Question

Several charges in the neighborhood of point P produce an electric potential of 6.0 kV (relative to zero at infinity) and an electric field of  N/C at point P. Determine the work required of an external agent to move a 3.0-μC charge along the x axis from infinity to point P without any net change in the kinetic energy of the particle.
A) 21 mJ 
B) 18 mJ 
C) 24 mJ 
D) 27 mJ 
E) 12 mJ

Quizplus · Accepted Answer

The Answer of Several charges in the neighborhood of point P produce an electric potential of 6.0 kV (relative to zero at infinity) and an electric field of  N/C at point P. Determine the work required of an external agent to move a 3.0-μC charge along the x axis from infinity to point P without any net change in the kinetic energy of the particle.
A) 21 mJ 
B) 18 mJ 
C) 24 mJ 
D) 27 mJ 
E) 12 mJ

Several Charges in the Neighborhood of Point P Produce an Electric