A nonconducting sphere of radius 7.00 cm carries a uniform volume charge density ? = 430 nC/m^3
What is the total charge of the sphere?
Find the electric field at the following radii.
(a) r = 3.20 cm(in nc)
(b) r = 6.90 cm(in kn/c)
(c) r = 7.10 cm(in nc)
(d) r = 11.4 cm(in nc)