FIGURE 22-8 -A Circular Loop of Wire of Radius 0.50 M Is

question 77

Multiple Choice

FIGURE 22-8
-A circular loop of wire of radius 0.50 m is in a uniform magnetic field of 0.30 T. The current in the loop is 2.0 A. What is the magnetic torque when the plane of the loop is perpendicular to the magnetic field?

• A) zero
• B) 0.41 m ∙ N
• C) 0.47 m ∙ N
• D) 0.52 m ∙ N
• E) 0.58 m ∙ N

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The period of great economic, technological, and social change in the 18th and 19th centuries, marked by the transition from manual production methods to machine-based manufacturing processes.

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