(a) What current is needed to transmit 1.00×102 MW of power at 480 V? (b) What power is dissipated by the transmission lines if they have a 1.00 - Ω resistance?(c) What is unreasonable about this result?(d) Which assumptions are unreasonable, or which premises are inconsistent?

(a) What current is needed to transmit 1.00×102 MW of power at 480 V? (b) What power is dissipated by the transmission lines if they have a 1.00 - Ω resistance?(c) What is unreasonable about this result?(d) Which assumptions are unreasonable, or which premises are inconsistent?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 33P: Refer to Figure 10.17 and the discussion of lights dimming when a heavy appliance comes on. (a)...

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Question

(a) What current is needed to transmit 1.00×10² MW of power at 480 V? (b) What power is dissipated by the transmission lines if they have a 1.00 - Ω resistance?
(c) What is unreasonable about this result?
(d) Which assumptions are unreasonable, or which premises are inconsistent?

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