Question: Q. 5. Find the amount of work done in arranging the three point charges, on the vertices of an equilateral triangle $A B C$, of side $10 \mathrm{~cm}$, as shown in the figure.
A [Comptt. O.D. I, II, III 2013; CBSE SQP 2010]
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Solution:
Ans. Try yourself, Similar to Q. 2 of Short Answer Type Questions I