A current-carrying gold wire has a diameter of 0.85 mm. The electric field in the wire is 0.54 V/m. Resistivity of the gold is 2.418x10-8 m. (a) What is the current (in amperes) carried by the wire? (b) What is the potential difference (in volts) between two points in the wire 6 m apart? (c) What is the resistance (in Ohms) of a 6 m length of this wire?

A current-carrying gold wire has a diameter of 0.85 mm. The electric field in the wire is 0.54 V/m. Resistivity of the gold is 2.418x10-8 m. (a) What is the current (in amperes) carried by the wire? (b) What is the potential difference (in volts) between two points in the wire 6 m apart? (c) What is the resistance (in Ohms) of a 6 m length of this wire?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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