A Wire of Radius 0

question 16

Multiple Choice

A wire of radius 0.35 cm carries a current of 75 A that is uniformly distributed over its cross-sectional area. The magnetic field at the surface of the wire is approximately

• A) 8.4 mT
• B) 4.3 mT
• C) 6.7 mT
• D) 2.3 mT
• E) 5.7 mT

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