Physics-
General
Easy

Question

The work required to put the four charges at the corners of a square of side a, as shown in figure, is

  1. fraction numerator 1 over denominator 4 pi epsilon subscript 0 end fraction q squared over a
  2. negative fraction numerator 2.6 over denominator 4 pi epsilon subscript 0 end fraction q squared over a
  3. plus fraction numerator 2.6 over denominator 4 pi epsilon subscript 0 end fraction q squared over a
  4. None of these

The correct answer is: negative fraction numerator 2.6 over denominator 4 pi epsilon subscript 0 end fraction q squared over a

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