The electric potential at point P in the diagram above can be expressed as
Q2/(4ΟΞ΅or2)
Q/(4ΟΞ΅or2)
Q/(4ΟΞ΅or)
Q2/(4ΟΞ΅or2)
Q/(4ΟΞ΅or) 2
The correct answer is: C
Explanation
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