The electric potential at a point (x, y) in the xy plane is given by V = –kxy. The field intensity at a distance r from the origin varies as 

(1) r2

(2) r

(3) 1r

(4) 1r2

Concept Videos :-

#7 | Relation b/w Electric Field&Potential 1
#8 | Relation b/w Electric Field&Potential 2

Concept Questions :-

Relation between field and potential

(2) Ex=dVdx=ky; Ey=dVdy=kx

E=Ex2+Ey2=kx2+y2=krE r

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