83. The electric field is created by two point charges: Q1 = 30 nC and Q2 = –10 nC. The distance d between the charges is 20 cm. Determine the electric field strength at a point located at a distance r1 = 15 cm from the first and at a distance r2 = 10 cm from the second charges.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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