Question

Three concentric conducting spherical shells carry charges +4Q on the inner shell -2Q on the middle shell and +6Q on the outer shell. The charge on the inner surface of the outer shell is
a) 0
b) 4Q
c) -Q
d) -2Q

Answer 1

Answer:

Answer. B) 4Q. It is answer

Answer 2

Answer:

I think the answer is (b)

Explanation:

hope ot is right