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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 ]

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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QN8 A magnetic circuit shown below has cast iron core whose dimensions are given below: I -| Length (ab + cd) = 50 cm Length (ad) = 20 cm Length (dea) = 50 cm la 0.25cm b C Cross sectional area of path (ab + cd) = 25 sq.cm Cross sectional area of path (ad) = 12.5 sq.cm Cross sectional area of path (dea) = 25 sq.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 ]
Transcribed Image Text:QN8 A magnetic circuit shown below has cast iron core whose dimensions are given below: I -| Length (ab + cd) = 50 cm Length (ad) = 20 cm Length (dea) = 50 cm la 0.25cm b C Cross sectional area of path (ab + cd) = 25 sq.cm Cross sectional area of path (ad) = 12.5 sq.cm Cross sectional area of path (dea) = 25 sq.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 ]
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