A transmission line that has a resistance per unit length of4.50 x 10-4 Ω/m is to be used to transmit 5.00 MW over400 miles (6.44 x 105 m). The output voltage of the generatoris 4.50 kV (rms). (a) What is the line loss if a transformer isused to step up the voltage to 500. kV (rms)? (b) What fractionof the input power is lost to the line under these circumstances?(c) What difficulties would be encountered onattempting to transmit the 5.00 MW at the generator voltageof 4.50 kV (rms)?

A transmission line that has a resistance per unit length of4.50 x 10-4 Ω/m is to be used to transmit 5.00 MW over400 miles (6.44 x 105 m). The output voltage of the generatoris 4.50 kV (rms). (a) What is the line loss if a transformer isused to step up the voltage to 500. kV (rms)? (b) What fractionof the input power is lost to the line under these circumstances?(c) What difficulties would be encountered onattempting to transmit the 5.00 MW at the generator voltageof 4.50 kV (rms)?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter14: Inductance

Section: Chapter Questions

Problem 69P: An LC circuit in an AM tuner (in a car stereo) uses a coil with an inductance of 2.5 mH and a...

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