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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
20.18 A ferromagnetic material has a remanence of 1.0 tesla and a coercivity of 15,000 A/m. Saturation is achieved at a magnetic field
Figure 20.29 Initial
magnetization
B-versus-H curve for
an iron-silicon alloy. 1.4
Magnetic field strength, H (oersteds)
0.2 0.4 0.6
15,000
1.2
1.0
0.8
0.6
0.4
0.2
0.0
10,000
5,000
0
0 10 20 30 40 50 60
Magnetic field strength, H (A/m)
strength of 25,000 A/m, at which the flux density is 1.25 teslas. Using these data, sketch
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