2.1A piece of wire l cm long carries a current I when a voltage V is applied across its endsat a temperature of 0°C. If the resistivity of the material of which the wird is made varies asshown in the figure, what length of the same diameter wire is needed so that the same currentflows when the same voltage is applied at temperature 400°C?12108.2.012004006008001000Temperature ("C)Resistivity (10 2m)

The standard expression for the resistance of wire (R) is given as, R=ρLA Here, ρ is the resistivity…

Answered: 2.1 A piece of wire l cm long carries a…

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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