A Uniformly Charged Rod (Length = 2

question 72

Multiple Choice

A uniformly charged rod (length = 2.0 m, charge per unit length = 3.0 nC/m) is bent to form a semicircle. What is the magnitude of the electric field at the center of the circle?

• A) 64 N/C
• B) 133 N/C
• C) 48 N/C
• D) 85 N/C
• E) 34 N/C

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