A nonconducting sphere has radius R = 1.77 cm and uniformly distributed charge q = +3.56 fC. Take the electric potential at the sphere's center to be V0 = 0. What is V at radial distance from the center (a) r = 1.00 cm and (b) r = R? (Hint: See Module 23.6.) (a) Number Units (b) Number Units