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A Sphere with Radius 2

Question 24

Multiple Choice

A sphere with radius 2.0 mm carries a 1.0 μC charge.What is the potential difference,VB - VA,between point B 4.0 m from the center of the sphere and point A 9.0 m from the center of the sphere? (The value of k is 9.0 109 N·m2/C2. )


A) 1300 V
B) -1300 V
C) 140 V
D) -0.45 V

Correct Answer:

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