At a corner of a 30 mm x 40 mm rectangle is placed a charge of -40HC and at the two adjacent corners are charges of +20µC, as shown in the figure. 91 = +20 µC 92 = -40 µC 30 mm 40 mm 93 = +20 µC Determine the work that must be done by an external force to bring a charge q1 = +5µC from the center of the rectangle to the 4th corner P. Express your answer in J.
At a corner of a 30 mm x 40 mm rectangle is placed a charge of -40HC and at the two adjacent corners are charges of +20µC, as shown in the figure. 91 = +20 µC 92 = -40 µC 30 mm 40 mm 93 = +20 µC Determine the work that must be done by an external force to bring a charge q1 = +5µC from the center of the rectangle to the 4th corner P. Express your answer in J.
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Transcribed Image Text:At a corner of a 30 mm x 40 mm rectangle is placed a charge of -40µC and at the two adjacent corners are charges of +20µC, as shown in the
figure.
91 = +20 µC
92 = -40 µC
%3D
B
30 mm
P
40 mm
93 = +20 µC
Determine the work that must be done by an external force to bring a charge q1 = +5µC from the center of the rectangle to the 4th corner P.
Express your answer in J.
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