Multiple Choice
A charge of 5.0 pC is distributed uniformly on a spherical surface (radius = 2.0 cm) ,and a second charge of -2.0 pC is distributed uniformly on a concentric spherical surface (radius = 4.0 cm) .Determine the magnitude of the electric field 3.0 cm from the center of the two surfaces.
A) 30 N/C
B) 50 N/C
C) 40 N/C
D) 20 N/C
E) 70 N/C
Correct Answer:

Verified
Correct Answer:
Verified
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