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mamafay mamafay
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6 years ago
Identical point charges (+50 mC) are placed at the corners of a square with sides of 2.0-m length. How much external energy is required to bring a fifth identical charge from infinity to the geometric center of the square?
 a. 41 J
  b. 16 J
  c. 64 J
  d. 10 J
  e. 80 J
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omar.quesadamedomar.quesadamed
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6 years ago
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This site is awesome
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Smart ... Thanks!
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