A cylinder of magnetic material is placed in a long solenoid of n turns per unit length and current I. Table 29- 3 gives the magnetic field B versus nI. Use these values to plot B versus Bapp and Km versus nI.

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nl, A/m 0 50 100 150 200 500 1000 10,000 B, T 0 0.04 0.67 1.00 1.2 1.4 1.6 1.7