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Imagine three concentric spherical conductive shells of radii 5 cm, 10 cm, and 15 cm charged with 4 µC, 11 µC, and -15 µC, respectively. What is the electric field at r=1.4 cm, r=12 cm, and r=21.8 cm?
V/m,
Enter an exact number.
E1 =
E2=
V/m,
E3=
V/m.
What are the electric potentials at these points?
V1 =
V,
V2=
V,
V3=
V.

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