A long straight wire carrying a 4-A current is placed along the x-axis as shown in the figure. What is the magnitude of the magnetic field at a point P, located at y = 2 cm, due to the current in this wire? (μ₀ = 4π × 10^-7 T ∙ m/A) A)20 μT B)30 μT C)40 μT D)50 μT E)60 μT

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The Answer of A long straight wire carrying a 4-A current is placed along the x-axis as shown in the figure. What is the magnitude of the magnetic field at a point P, located at y = 2 cm, due to the current in this wire? (μ₀ = 4π × 10^-7 T ∙ m/A) A)20 μT B)30 μT C)40 μT D)50 μT E)60 μT

A Long Straight Wire Carrying a 4-A Current Is Placed