Questions
As shown in the figure, charges +q and -q are placed at the vertices B and C of an isosceles triangle. The potential at the vertex A is
detailed solution
Correct option is B
Potential at A = Potential due to ( +q) charge + Potential due to (-q) charge=14πε0·qa2+b2+14πε0(-q)a2+b2=0Talk 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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