Questions
Four charges each equal to q are placed at the corners of a square of side I The electric potential at the centre of the square is
a
14πε0×4ql
b
14πε0×4q2⋅l
c
1πε0×2⋅ql
d
1πε0×2ql
detailed solution
Correct option is C
Electric potential due to each charge at the centre of the square =14πε0×2qlThere are four such charges. Hence, total potential =4×14πε0×2⋅ql=1πε0⋅2⋅qlTalk to our academic expert!
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Four equal charges Q are placed at the four comers of a square of each side is 'a'. Work done in removing a charge -Q from its centre to infinity is
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