D7.9. The value of A within a solid nonmagnetic conductor of radius a car- rying a total current I in the a, direction may be found easily. Using the known value of H or B forp < a, then (46) may be solved for A. Select A = (uol In 5)/2n at p a (to correspond with an example in the next sec- tion) and find A at p =: (a) 0; (b) 0.25a; (c) 0.75a; (d) a. Ans. 0.422/a, uWb/m; 0.416/az uWb/m; 0.3661a, uWb/m; 0.322/a uWb/m

D7.9. The value of A within a solid nonmagnetic conductor of radius a car- rying a total current I in the a, direction may be found easily. Using the known value of H or B forp < a, then (46) may be solved for A. Select A = (uol In 5)/2n at p a (to correspond with an example in the next sec- tion) and find A at p =: (a) 0; (b) 0.25a; (c) 0.75a; (d) a. Ans. 0.422/a, uWb/m; 0.416/az uWb/m; 0.3661a, uWb/m; 0.322/a uWb/m

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

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.34MCQ

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