Electrostatics Question 739

Question: A uniformly charged and infinitely long line having a linear charge density λ is placed at a normal distance y from a point O. Consider an imaginary sphere of radius R with O as center and R>y. Electric flux through the surface of the sphere is

Options:

A) zero

B) 2λRε0

C) 2λR2y2ε0

D) λR2+y2ε0

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Charge on length AB=2R2y2×λ

Electric flux E.ds=2λR2y2ε0



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