Three charges Q1= -8 µC, Q2 = +5.8 µC and Q3 = +2.8 µC are separated between Q1 and Q2 by 8 cm. a What is the potential difference at points A and B. b What work is done by the E-field if a +2 nC charge is moved from A to B? B A 1 cm +2.8 µC 3 ст 4 cm 8 cm -8 µC +5.8 μC
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Given:
Three charges:
To find:
(a) The potential difference at points A and B
(b) Work done if is moved from A to B
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