A Non-Conducting Sphere of Radius R = 7

question 34

Multiple Choice

A non-conducting sphere of radius R = 7.0 cm carries a charge Q = 4.0 mC distributed uniformly throughout its volume.At what distance,measured from the center of the sphere,does the electric field reach a value equal to half its maximum value?

• A) 3.5 cm only
• B) 4.9 cm only
• C) 3.5 cm and 9.9 cm
• D) 3.5 cm and 4.9 cm
• E) 9.9 cm only

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