3. Mei puts in her values and constructs a graph which gives her a slope of 0.0980244 She then uses equation (7) and the cross sectional area of A (from the calculations on question #1) to calculate the resistivity of the wire. What is the value of the resistivity that she calculates?

3. Mei puts in her values and constructs a graph which gives her a slope of 0.0980244 She then uses equation (7) and the cross sectional area of A (from the calculations on question #1) to calculate the resistivity of the wire. What is the value of the resistivity that she calculates?

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 17P: A potential difference of 12 V is found to produce a current of 0.40 A in a 3.2-m length of wire...

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Question

Cross sectional area of A1

1.306*10^-7 m2

Equation (7)

P= slope * A

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