b) A twin wire transmission line has a conductor radius a = 2mm and a spacing ofD = 50 mm. A charge of λ = +40nC/m is deposited on one conductor, with theother conductor grounded. The line sits in free space. (i)Calculate the low frequency inductance per unit length.(ii)What is the characteristic impedance Zo of this line at high frequencies?(iii) Suggest two ways of reducing Zo without reducing the rated voltage of thetwin wire line. Explain your reasoning

i) To calculate the low-frequency inductance per unit length of a twin wire transmission line, we…

Answered: b) A twin wire transmission line has 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

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.37MCQ

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For the Figure 6 shown: A 275 -km long, 57 Hz, three-phase, 3-wire, transmission line is composed of stranded conductors in each line with GMR of 9.90-mm. If the distance D in the figure is 1.26 m., What is inductance per line in (mH)? Figure 6 e bo 1.732D D 1.732D 0
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Example 4.3 The line in Example 4.2 is replaced by two ACSR 636, 000-cmil, 24/7 Rook conductors which have the same total cross-sectional area of aluminum as one Bittern conductor. The line spacing as measured from the center of the bundle is the same as before and is shown in Figure 4.20. a b 0,0 0,0 0,0 +18"+ -D12 = 35'- -D23 = 35' -D13 = 70- 35'
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