Multiple Choice
A spherical shell of radius 9.0 cm carries a uniform surface charge density σ= 9.0 nC/m2. The electric field at r = 8.9 cm is approximately
A) 1.0 kN/C.
B) 0.13 kN/C.
C) 0.32 kN/C.
D) zero.
E) 0.65 kN/C.
Correct Answer:
Verified
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