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23 Nov 2019

Three charges are at the corners of an equilateral triangle withsides of length 0.500 m.

(a) What is the vector electric field at the position of charge QA= 4.00 ? due
to QB = -7.00 ? and QC = 3.00 ?? E =

(b) Use your answer to part (a) to determine the vector force on onQB

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