Electrostatics Question 776

Question: 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

Options:

A) r2

B) r

C) 1r

D) 1r2

Show Answer

Answer:

Correct Answer: B

Solution:

[b] E=vxi^+vyj^

|E|=k(x2+y2)=kr Given v=kxy Er

E=kyi^+kyj^



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