Page 19 - Solutions Manual to accompany Electric Machinery Fundamentals

SOLUTION The magnetization curve for this core is shown below:

An air-gap flux density of 0.5 T requires a total flux of
  eff BA   0.5 T  0.05 m  0.05 m 1.05   0.00131 Wb

This flux requires a flux density in the right-hand leg of

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