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 0.20 cm from the center of the wire is approximately
A) 2.5 mT
B) 8.8 $\mu$T
C) 3.8 mT
D) 15 mT
E) 2.9 $\mu$T

Question

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  0.20 cm from the center of the wire is approximately
A) 2.5 mT 
B) 8.8 $\mu$T 
C) 3.8 mT 
D) 15 mT 
E) 2.9 $\mu$T

Quizplus · Accepted Answer

The Answer of 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  0.20 cm from the center of the wire is approximately
A) 2.5 mT 
B) 8.8 $\mu$T 
C) 3.8 mT 
D) 15 mT 
E) 2.9 $\mu$T

A Wire of Radius 0 μ\muμ T C) 3 μ\muμ T

A Wire of Radius 0 $\mu$ T
C) 3 $\mu$ T