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In: Physics

Two point charges Q1 = +4.00 nC and Q2 = −2.70 nC are separated by 55.0...

Two point charges Q1 = +4.00 nC and

Q2 = −2.70 nC

are separated by 55.0 cm.

(a) What is the electric potential at a point midway between the charges?
V

(b) What is the potential energy of the pair of charges?
J

What is the significance of the algebraic sign of your answer?

Positive work must be done to separate the charges.Negative work must be done to separate the charges.  

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