Answered: (a) Twelve equal charges, q, are… | bartleby

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(a) Twelve equal charges, q, are situated at the corners of a regular 12-sided poly-
gon (for instance, one on each numeral of a clock face). What is the net force
on a test charge Q at the center?
(b) Suppose one of the 12 q's is removed (the one at "6 o'clock"). What is the force
on Q? Explain your reasoning carefully.

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