What Is the Magnitude of the Magnetic Field at Point

question 44

Multiple Choice

What is the magnitude of the magnetic field at point P in the figure if a = 2.0 cm, b = 4.5 cm, and I = 5.0 A?

• A)87 μT, into the paper
• B)87 μT, out of the paper
• C)0.23 mT, out of the paper
• D)0.23 mT, into the paper
• E)23 μT, into the paper

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