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3. An isolated conducting sphere with surface area A = 0.1 m2 has an excess charge...

3. An isolated conducting sphere with surface area A = 0.1 m2 has an excess charge Q = 1 × 10−10 C.

a. What is the electric potential on the surface of the the conductor?

b. What is the electric potential at the center of the sphere?

c. What is the electric potential at a position 1 m from the surface of the sphere?

d. Repeat the calculations from a sphere with surface area A = 0.005 m2

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