A Circular Loop of Wire 10 Cm in Radius Carries $\mu$

question 4

Multiple Choice

A circular loop of wire 10 cm in radius carries a current of 20 A.The axial magnetic field 15 cm from the center of the loop is approximately

• A)37 \(\mu\)T
• B)13 \(\mu\)T
• C)21 \(\mu\)T
• D)41 \(\mu\)T
• E)18 \(\mu\)T

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