.A series magnetic circuit
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
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.1MCQ: The Ohms law for the magnetic circuit states that the net magnetomotive force (mmf) equals the...
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![3. A series magnetic circuit has an iron path of length 50 cm and an air-gap of
length 1 mm. The cross-sectional area of the iron is 6 cm2 and the exciting
coil has 400 turns. Determine the current required to produce a flux of 0.9
mWb in the circuit. The following points are taken from the magnetization
characteristic :
Flux Density (Wb/m²)
Magnetizing Force (At/m)
1.2
500
1.35
1.45
1.55
1000
2000
4500](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd0f1e5f7-c2d2-48d8-ac5c-adda324c7423%2Fb84a7684-47db-4be9-9c9d-be9c4c95bce9%2Fux5jl7f_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. A series magnetic circuit has an iron path of length 50 cm and an air-gap of
length 1 mm. The cross-sectional area of the iron is 6 cm2 and the exciting
coil has 400 turns. Determine the current required to produce a flux of 0.9
mWb in the circuit. The following points are taken from the magnetization
characteristic :
Flux Density (Wb/m²)
Magnetizing Force (At/m)
1.2
500
1.35
1.45
1.55
1000
2000
4500
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