A solid insulating sphere of radius a = 4.4 cm is fixed at the origin of a co-ordinate system as shown. The sphere is uniformly charged with a charge density p = -393 µC/m³. Concentric with the sphere is an uncharged spherical conducting shell of inner radius b = 10.2 cm, and outer radius c = 12.2 cm. P(40) 1) What is E,(P), the x-component of the electric field at point P, located a distance d = 33 cm from the origin along the x-axis as shown? N/C Submit 2) What is V(b), the electric potential at the inner surface of the conducting shell? Define the potential to be zero at infinity. V Submit 3) What is V(a), the electric potential at the outer surface of the insulating sphere? Define the potential to be zero at infinity. V Submit

A solid insulating sphere of radius a = 4.4 cm is fixed at the origin of a co-ordinate system as shown. The sphere is uniformly charged with a charge density p = -393 µC/m³. Concentric with the sphere is an uncharged spherical conducting shell of inner radius b = 10.2 cm, and outer radius c = 12.2 cm. P(40) 1) What is E,(P), the x-component of the electric field at point P, located a distance d = 33 cm from the origin along the x-axis as shown? N/C Submit 2) What is V(b), the electric potential at the inner surface of the conducting shell? Define the potential to be zero at infinity. V Submit 3) What is V(a), the electric potential at the outer surface of the insulating sphere? Define the potential to be zero at infinity. V Submit