29. Sources of Magnetic Field
Magnetic Field Produced by Loops and Solenoids
5:45 minutes
Problem 28a
Textbook Question
Textbook QuestionA solenoid is designed to produce a magnetic field of 0.0270 T at its center. It has radius 1.40 cm and length 40.0 cm, and the wire can carry a maximum current of 12.0 A. (b) What total length of wire is required?
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