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A 100km long high voltage transmission line that uses an unknown material has a diameter of 3 cm and a potential difference of 220V is maintained across the ends. The average time between collision is 2.7 x 10-14 s and the free-electron density is 8.5 x 1026 /m³. Determine the: a drift velocity in m/s. b. Determine the current in A. c. Determine the current density in MA/m?.

A 100km long high voltage transmission line that uses an unknown material has a diameter of 3 cm and a potential difference of 220V is maintained across the ends. The average time between collision is 2.7 x 10-14 s and the free-electron density is 8.5 x 1026 /m³. Determine the: a drift velocity in m/s. b. Determine the current in A. c. Determine the current density in MA/m?.

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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A 100km long high voltage transmission line that uses an unknown material has a diameter of 3 cm and a potential difference of 220V is maintained across the ends. The average time between collision is 2.7 x 10-14 s and the free-electron density is 8.5 x 1026 /m³. Determine the: a drift velocity in m/s. b. Determine the current in A. c. Determine the current density in MA/m?.
Transcribed Image Text:A 100km long high voltage transmission line that uses an unknown material has a diameter of 3 cm and a potential difference of 220V is maintained across the ends. The average time between collision is 2.7 x 10-14 s and the free-electron density is 8.5 x 1026 /m³. Determine the: a drift velocity in m/s. b. Determine the current in A. c. Determine the current density in MA/m?.
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