c) i) Figure 2 depicts a generic twin-wire transmission line. Starting with an expression of Ampère's law for a long current carrying conductor, find an expression for the magnitude of the magnetic flux density at position r if the conductors carry equal and opposite direct currents I. D ii) iii) Figure 2 Sketch a plot of the magnitude of the flux density along a straight line between the conductor centres, noting how the flux is distributed inside the current carrying conductors. Calculate the low frequency inductance per unit length and characteristic impedance of the air-spaced twin wire from Q1.b).

c) i) Figure 2 depicts a generic twin-wire transmission line. Starting with an expression of Ampère's law for a long current carrying conductor, find an expression for the magnitude of the magnetic flux density at position r if the conductors carry equal and opposite direct currents I. D ii) iii) Figure 2 Sketch a plot of the magnitude of the flux density along a straight line between the conductor centres, noting how the flux is distributed inside the current carrying conductors. Calculate the low frequency inductance per unit length and characteristic impedance of the air-spaced twin wire from Q1.b).

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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