A Wire of a Certain Length, Carrying a Current of 2.0

question 78

Multiple Choice

A wire of a certain length, carrying a current of 2.0 A, is placed perpendicular to a magnetic field of strength 0.20 T. If the wire experiences a force of 0.40 N what is the length of the wire?

• A) 2.0 m
• B) 3.0 m
• C) 1.0 m
• D) 20 m
• E) 40 m

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