Two long, cylindrical conductors of radii a, and a, are parallel and separated by adistance d, which is large compared with either radius. Show that the capacitanceper unit length is given approximately by1.7C - TEo In-where a is the geometrical mean of the two radii.Approximately what gauge wire (state diameter in millimeters) would be nec-essary to make a two-wire transmission line with a capacitance of 1.2 x 10-11 F/mif the separation of the wires was 0.5 cm? 1.5 cm? 5.0 cm?

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.7 Two long, cylindrical conductors of radii a, and az are parallel and separated by a distance d, which is large compared with either radius. Show that the capacitance per unit length is given approximately by -1 C - TTE0 In where a is the geometrical mean of the two radii. Approximately what gauge wire (state diameter in millimeters) would be nec- essary to make a two-wire transmission line with a capacitance of 1.2 X 10-11 F/m if the separation of the wires was 0.5 cm? 1.5 cm? 5.0 cm?

.7 Two long, cylindrical conductors of radii a, and az are parallel and separated by a distance d, which is large compared with either radius. Show that the capacitance per unit length is given approximately by -1 C - TTE0 In where a is the geometrical mean of the two radii. Approximately what gauge wire (state diameter in millimeters) would be nec- essary to make a two-wire transmission line with a capacitance of 1.2 X 10-11 F/m if the separation of the wires was 0.5 cm? 1.5 cm? 5.0 cm?

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 4.1P: The Aluminum Electrical Conductor Handbook lists a dc resistance of 0.01558 ohm per 1000 ft at 20C...

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