A Long Wire Carrying a 2 $\vec { B }$ Field at a Point That Is 0

question 95

Multiple Choice

A long wire carrying a 2.0-A current is placed along the y-axis.What is the magnitude of the $\vec { B }$ field at a point that is 0.60 m from the origin along the x-axis? (μ₀ = 4π × 10^-7 T ∙ m/A)

• A)0.67 µT
• B)1.3 µT
• C)0.12 µT
• D)6.7 T
• E)12 T

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