A Circular Loop of Wire of Cross-Sectional Area 0

question 20

Multiple Choice

A circular loop of wire of cross-sectional area 0.12 m² consists of 200 turns, each carrying 0.50 A. It is placed in a magnetic field of 0.050 T oriented at 30° to the plane of the loop. What torque acts on the loop?

• A)0.25 m∙N
• B)0.52 m∙N
• C)2.5 m∙N
• D)5.2 m∙N
• E)25 m∙N

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