QN8 A magnetic circuit shown below has cast iron core whose dimensions are given below:I-|Length (ab + cd) = 50 cmLength (ad) = 20 cmLength (dea) = 50 cmla0.25cmbCCross sectional area of path (ab + cd) = 25 sq.cmCross sectional area of path (ad) = 12.5 sq.cmCross sectional area of path (dea) = 25 sq.cmDetermine the current 'I' required to produce a magnetic flux of 0.75 mWb in the central limb.Given that: Number turns in the coil = 500 and ur = 2000.[ 0.22 A ]

Answered: Image /qna-images/answer/b12476e9-837f-457a-8ad5-feadc644beed.jpg

QN8 A magnetic circuit shown below has cast iron core whose dimensions are given below: I a 0.25cm C Length (ab + cd) = 50 cm Cross sectional area of path (ab + cd) = 25 sq.cm Length (ad) = 20 cm Cross sectional area of path (ad) = 12.5 sq.cm Cross sectional ea of = 25 sq.cm ea) Length (dea) = 50 cm Determine the current 'I' required to produce a magnetic flux of 0.75 mWb in the central limb. Given that: Number turns in the coil = 500 and ur = 2000. [ 0.22 A ]

QN8 A magnetic circuit shown below has cast iron core whose dimensions are given below: I a 0.25cm C Length (ab + cd) = 50 cm Cross sectional area of path (ab + cd) = 25 sq.cm Length (ad) = 20 cm Cross sectional area of path (ad) = 12.5 sq.cm Cross sectional ea of = 25 sq.cm ea) Length (dea) = 50 cm Determine the current 'I' required to produce a magnetic flux of 0.75 mWb in the central limb. Given that: Number turns in the coil = 500 and ur = 2000. [ 0.22 A ]

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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