A Rod (Length = 2

question 49

Multiple Choice

A rod (length = 2.0 m) is uniformly charged and has a total charge of 40 nC. What is the magnitude of the electric field at a point which lies along the axis of the rod and is 3.0 m from the center of the rod?

• A) 40 N/C
• B) 45 N/C
• C) 24 N/C
• D) 90 N/C
• E) 36 N/C

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