Four identical point charges, each with charge q = + 30 µC, are placed at the corners of a rectangle, as shown in figure. How much work must be done by an external agent to bring a charge Q = +56 µC from infinity to point P, located at the %3D midpoint of one of the 6.0-m long sides of the rectangle: 4 m P 3 m

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter1: Atomic Structure
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O 23% D 15:34
P Flag question
Four identical point charges, each
with charge q = + 30 µC, are placed
at the corners of a rectangle, as
shown in figure. How much work
must be done by an external agent to
bring a charge Q = +56 µC from
infinity to point P, located at the
midpoint of one of the 6.0-m long
sides of the rectangle:
6 m
4 m
3 m
Select one:
a. -16 J
b. +22 J
C. +16 J
d. - 22 J
Transcribed Image Text:O 23% D 15:34 P Flag question Four identical point charges, each with charge q = + 30 µC, are placed at the corners of a rectangle, as shown in figure. How much work must be done by an external agent to bring a charge Q = +56 µC from infinity to point P, located at the midpoint of one of the 6.0-m long sides of the rectangle: 6 m 4 m 3 m Select one: a. -16 J b. +22 J C. +16 J d. - 22 J
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