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high voltage power lines are a Home myCampiii wieyptus edugee wieyplus com eduge

ID: 1555382 • Letter: H

Question

high voltage power lines are a Home myCampiii wieyptus edugee wieyplus com edugervitiymainuri Chapter 20, Problem 016 Your answer is partially correct. Try again. High voltage power lines are a familiar sight throughout the country. The aluminum (resistivity 2.82 x 10 o ml wir used for some of these lines has a cross-sedional 10. m What is the resistance of 11 kilometers of wire? area of 5.0 z the tolerance is +/-2% Click if you would like to show work for this question: open Show work By accessing this Question Assistance, you will learn while you earn points based on the Point Potential Polcy set by your instructor Question Attempts: 2 of 3 used save rowurER Copyright iooo 2017 by john wiev sons in o reinte companies Ai nghi ei

Explanation / Answer

R = p L / A

For aluminum, p = 2.82 * 10-8 ohm·m

R = (2.82 * 10-8 * 11 * 103) / (5.0 * 10-4)

Resistance R = 0.620 ohms