Question

A 5-cm radius conducting sphere has a charge density of 2 x10-6C/m2on its surface. Its electric potential, relative to the potential far away, is:
A) 1.1 x104V
B) 2.2 x104V
C) 2.3 x105V
D) 3.6 x105V
E) 7.2 x106V

Answer

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