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Problem: The plane of a 8.0 cm x 9.0 cm rectangular loop of wire is parallel to a 0.25-T magnetic field. The loop carries a current of 6.8 A.
Part I: What is the maximum torque that can be obtained with the same total length of rectangular wire carrying the same current in this magnetic field?
............................ N•m.
Show all work, use additional paper if necessary.
A Marconi antenna, used by most AM radio stations, consists of the top half of a Hertz antenna, What is the height of the Marconi antennas for radio stations broadcasting at 519 kHz
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