A Circular Coil of Wire Sits in a Magnetic Field

question 43

Multiple Choice

A circular coil of wire sits in a magnetic field of strength 0.5 mT. The wire has 300 turns, and has a radius of 0.04 m. If it is spinning at a rate of 55 rad/s, what is the angular frequency of the current generated?

• A) 0.041 rad/s
• B) 0.33 rad/s
• C) 55 rad/s
• D) It generates a constant, steady current.
• E) None of the above.

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