a. Give an integral expression for the electric field at point P. b. Evaluate this integral. c. In the limit that the length of the rod goes to zero, does your answer reduce to the right expression?
a. Give an integral expression for the electric field at point P. b. Evaluate this integral. c. In the limit that the length of the rod goes to zero, does your answer reduce to the right expression?
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Question
a. Give an integral expression for the electric field at point P.
b. Evaluate this integral.
c. In the limit that the length of the rod goes to zero, does your answer reduce to the right
expression?
Transcribed Image Text:A wire of length / has a uniform positive linear charge density and a total charge Q, as shown in
the Figure I below.
dx'
dE
Figure 1: Line of charge
Calculate the electric field at a point Plocated along the axis of the wire and a distance a from one
end.
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