A charge of 8.0 pC is distributed uniformly on a spherical surface (radius = 2.0 cm), and a second charge of ?3.0 pC is distributed uniformly on a concentric spherical surface (radius = 4.0 cm). Determine the magnitude of the electric field 5.0 cm from the center of the two surfaces

a. 14 N/C
b. 11 N/C
c. 22 N/C
d. 18 N/C
e. 40 N/C


d

Physics & Space Science

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