An irregular neutral conductor has a hollow cavity inside of it and is insulated

Question

An irregular neutral conductor has a hollow cavity inside of it and is insulated from its surroundings. An excess charge of 20.0 nCis sprayed onto this conductor.

a)Find the charge on the inner surface of the conductor.

b)Find the charge on the outer surface of the conductor.

c)Without touching the conductor, a charge of-10.0nCis inserted into the cavity through a small hole in the conductor. Find the charge on the inner surface of the conductor in this case.

d)Find the charge on the outer surface of the conductor in this case.

Explanation / Answer

a) 0
b) 20.0nC
c) -10 nC
d) 20.0 nC

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