A coit of 40 turns is wound uniformly round a cast steel ring with 0.2A current flow as shown in Figure 6. The ring has a cross sectional area of 40cm². If the reluctance of core material, S is 2000 At/Wb, determine the density, B of the material.
A coit of 40 turns is wound uniformly round a cast steel ring with 0.2A current flow as shown in Figure 6. The ring has a cross sectional area of 40cm². If the reluctance of core material, S is 2000 At/Wb, determine the density, B of the material.
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter7: Symmetrical Faults
Section: Chapter Questions
Problem 7.21MCQ
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