A old sphere of radius 40.0 cm has a total positive charge of 31.0 C uniformly distributed throughout the electric field at the following distances:
(a) 0 cm from the center of the sphere KN/C
(b) 10.0 cm from the center of the sphere KN/C
(c) In front of the sphere KN/C
(d) 5.5 cm from the center of the sphere IRNC