Electrostatics Question 667

Question: A small conducting sphere of radiusa , carrying a charge+Q , is placed inside an equal and oppositely charged conducting shell of radius b such that their centers coincide. Determine the potential at a point which is at a distance c from center such that a < c < b.

Options:

A) k(Q/c+Q/b)

B) k(Q/a+Q/b)

C) k(Q/aQ/b)

D) k(Q/cQ/b)

Show Answer

Answer:

Correct Answer: D

Solution:

[d] V=kQckQb=k(QcQb)



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