Three charges 
and 
are placed at the vertices of an equilateral triangle of side l as shown in the figure. If the net electrostatic energy of the system is zero, then Q is equal to
A
B
C
D
Zero
Text Solution
Verified by ExpertsThe correct answer is:
A
Potential energy of the system
⇒ ⇒ 
⇒ ⇒ 
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