A, B, C, D, P and Q are points in a uniform electric field. The potentials a these points are V (A) = 2 volt. V(P) = V(B) = V(D) = 5 volt. V(C) = 8 volt. The electric field at P is
(A) 10 Vm–1 along PQ
(B) 15 √2 Vm–1 along PA
(C) 5 Vm–1 along PC
(D) 5 Vm–1 along PA
