The magnetic field strength at the north pole of a
Chapter 29, Problem 29.88(choose chapter or problem)
The magnetic field strength at the north pole of a 2.0-cmdiameter, 8-cm-long Alnico magnet is 0.10 T. To produce the same field with a solenoid of the same size, carrying a current of 2.0 A, how many turns of wire would you need?
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