Suppose a n electrical wire is replaced with one having every linear dimension doubled (i.e., the length and radius h ave twice their original values). Does the wire now h ave (a) more resistance, (b) less resistance, o r (c) the same resistance than before?

Suppose a n electrical wire is replaced with one having every linear dimension doubled (i.e., the length and radius h ave twice their original values). Does the wire now h ave (a) more resistance, (b) less resistance, o r (c) the same resistance than before?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter17: Current And Resistance

Section: Chapter Questions

Problem 10CQ: Power P0 = I0 V0 is delivered to a resistor of resistance R0. If the resistance is doubled (Rnew =...

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Question

Suppose a n electrical wire is replaced with one having every linear dimension
doubled (i.e., the length and radius h ave twice their original values). Does the wire now h ave (a) more resistance, (b) less resistance, o r (c) the same resistance than before?

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