Three point charges 
and 3C are placed at the corners of an equilateral triangle of side one meter. The work done to move these charges to the corners of another equilateral triangle of side 
is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Initial potential energy of system of charges
Substitute the necessary values,
Potential energy of the system of charges whom they move across the corner of equilateral triangle of side 
.
Substitute necessary values:
Work done is given by:
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