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b) A coaxial cable has a dielectric of relative permittivity 2 + 0.1X and a characteristic impedance Zo 50n. Calculate its phase velocity, capacitance per m, inductance per m, and suggest one way of increasing its value of Zo.

b) A coaxial cable has a dielectric of relative permittivity 2 + 0.1X and a characteristic impedance Zo 50n. Calculate its phase velocity, capacitance per m, inductance per m, and suggest one way of increasing its value of Zo.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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/ 12 A coaxial cable has a dielectric of relative permittivity 2 + 0.1X and a b) characteristic impedance Zo = 502, Calculate its phase velocity, capacitance per m, inductance per m, and suggest one way of increasing its value of Zo. Calculate the current and voltage amplitudes of a 50 Hz surge of ms power c) 1 + X kW propagating down the 502 cable of Q4.b), and also deduce the matched source circuit that would produce this surge. The surge of Q4.c) arrives at the junction shown in Figure 4, where ZL = 1002 d) and Z, = 750. Both Zj lines are terminated in matched loads, not Calculate the ms reflected, transmitted and dissipated powers at this junction on the arrival of the surge, and verify that energy is conserved. own. Z,= 502 Figure 4 The 502 coaxial cable of Q4.b) connecting the matched source of Q4.c) to the e) junction is 2.7 km long and the surge is launched at a time 1 = Os. Sketch fully- labelled graphs of the voltage and current amplitudes at both the source terminals and load terminals at subsequent times > 0s (graph paper is not needed).
Transcribed Image Text:/ 12 A coaxial cable has a dielectric of relative permittivity 2 + 0.1X and a b) characteristic impedance Zo = 502, Calculate its phase velocity, capacitance per m, inductance per m, and suggest one way of increasing its value of Zo. Calculate the current and voltage amplitudes of a 50 Hz surge of ms power c) 1 + X kW propagating down the 502 cable of Q4.b), and also deduce the matched source circuit that would produce this surge. The surge of Q4.c) arrives at the junction shown in Figure 4, where ZL = 1002 d) and Z, = 750. Both Zj lines are terminated in matched loads, not Calculate the ms reflected, transmitted and dissipated powers at this junction on the arrival of the surge, and verify that energy is conserved. own. Z,= 502 Figure 4 The 502 coaxial cable of Q4.b) connecting the matched source of Q4.c) to the e) junction is 2.7 km long and the surge is launched at a time 1 = Os. Sketch fully- labelled graphs of the voltage and current amplitudes at both the source terminals and load terminals at subsequent times > 0s (graph paper is not needed).
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