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Home Q & A Board Science-Related Homework Help Physics
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mamafay mamafay
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6 years ago
Four identical point charges (+4.0 mC) are placed at the corners of a square which has 20-cm sides. How much work is required to assemble this charge arrangement starting with each of the charges a very large distance from any of the other charges?
 a. +2.9 J
  b. +3.9 J
  c. +2.2 J
  d. +4.3 J
  e. +1.9 J
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DadaDada
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#1
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6 years ago
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6 years ago
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