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Unreasonable Results

Avg difficulty 2.5

(a) What current is needed to transmit 1.00 × 10 2 MW 1.00 \times \text{10}^{\text{2}} \text{MW} of power at 480 V? (b) What power is dissipated by the transmission lines if they have a 1.00-Ω1 . \text{00} - \Omega resistance? (c) What is unreasonable about this result? (d) Which assumptions are unreasonable, or which premises are inconsistent?

OpenStax College Physics 2e, 20.4 Electric Power and Energy, exercise 34

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.