A thin-walled metal spherical shell of radius a = 6 m has a charge qa= 2 C. Concentric with it is a thin-walled metal spherical shell of radius b = 5a and charge qb= 24 C. Find the electric field at points a distance r from the common center, where (a) r= 1.8 m, (b) r= 12 m, and (c) r= 45.0 m. (a) Number i (b) Number (c) Number Units Units Units

A thin-walled metal spherical shell of radius a = 6 m has a charge qa= 2 C. Concentric with it is a thin-walled metal spherical shell of radius b = 5a and charge qb= 24 C. Find the electric field at points a distance r from the common center, where (a) r= 1.8 m, (b) r= 12 m, and (c) r= 45.0 m. (a) Number i (b) Number (c) Number Units Units Units