At a corner of a 30 mm x 40 mm rectangle is placed a 91 = +20 µC charge of –40 µC and at the two adjacent corners are charges of +20 µC, as shown in the figure. Determine: 92 = -40 µC B 30 mm a. The potential at the 4th corner P. b. The potential at the center B of the rectangle. c. The work that must be done by an external force to bring a charge q4 = +5 µC from the center of the rectangle to the 4th corner P. P 40 mm 93 = +20 µC

At a corner of a 30 mm x 40 mm rectangle is placed a 91 = +20 µC charge of –40 µC and at the two adjacent corners are charges of +20 µC, as shown in the figure. Determine: 92 = -40 µC B 30 mm a. The potential at the 4th corner P. b. The potential at the center B of the rectangle. c. The work that must be done by an external force to bring a charge q4 = +5 µC from the center of the rectangle to the 4th corner P. P 40 mm 93 = +20 µC

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

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At a corner of a 30 mm x 40 mm rectangle is placed a 91 = +20 µC
charge of –40 µC and at the two adjacent corners are
charges of +20 µC, as shown in the figure. Determine:
92 = -40 µC
B
30 mm
a. The potential at the 4th corner P.
b. The potential at the center B of the rectangle.
c. The work that must be done by an external force to
bring a charge q4 = +5 µC from the center of the
rectangle to the 4th corner P.
P
40 mm
93 = +20 µC

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