1. An electric field is formed by a point charge of +7.9 μC.a. What is the electrical potential at point A, 15.4 cm from the center of thecharge?b. What is the electrical potential at point B, 13.9 cm from the center of thecharge?c. What is the potential difference from A to B? From B to A?d. If a second, very small charge of +4.7 nC is moved from point A to point B,how much work has to be done?2. Two plates are close together. One is connected to thepositive terminal of a battery. The other plate is connected tothe negative terminal.a. How would you describe the electric fieldbetween the two plates?b. Draw arrows on the diagram to indicate thedirection of the electric field for each of thepositions, A, B, C, and D.c. How do the electric forces on particlesplaced at A, B, C, and D compare if thecharges on all four are the same?d. A positive test charge is moves from point A to point D.Is the work done on the particle positive, negative, orzero?+V●●BC●AD-V

Given , A electric field is formed by a point charge 7.9µC

1. An electric field is formed by a point charge of +7.9 μC. a. What is the electrical potential at point A, 15.4 cm from the center of the charge? b. What is the electrical potential at point B, 13.9 cm from the center of the charge? c. What is the potential difference from A to B? From B to A? d. If a second, very small charge of +4.7 nC is moved from point A to point B, how much work has to be done?

1. An electric field is formed by a point charge of +7.9 μC. a. What is the electrical potential at point A, 15.4 cm from the center of the charge? b. What is the electrical potential at point B, 13.9 cm from the center of the charge? c. What is the potential difference from A to B? From B to A? d. If a second, very small charge of +4.7 nC is moved from point A to point B, how much work has to be done?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter26: Electric Potential

Section: Chapter Questions

Problem 65PQ: Two 5.00-nC charged particles are in a uniform electric field with a magnitude of 625 N/C. Each of...

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