011021

Question : Six charges, three positive and three negative are to be placed at the vertices of a regular hexagon such that the electric field at O is double the electric field when only one positive charge of same magnitude is placed at R. Which of the following arrangements of charges is possible for P,Q,R,S,T and U respectively?

a) +,-,+,-,-,-

b) +,-,+,-,+,-

c) +,+,-,+,-,-

d) -,+,+,-,+,-

Doubt by Diya

Ans : The correct options are c) & d)

Solution : Detailed Solution is coming Soon.