2 - The wire shown in the figure below consists of two segments with different diameters but made of the same metal. The current in segment 1 is I,. a) Compare the currents in the two segments, is I, greater than, less than or equal to I,? Explain. b) Compare the current densities J, and J, in the two segments. c) Compare the E, and E, electric field strengths in the two segments. d) Compare the drift speeds (V), and (V), on the two segments. 2

2 - The wire shown in the figure below consists of two segments with different diameters but made of the same metal. The current in segment 1 is I,. a) Compare the currents in the two segments, is I, greater than, less than or equal to I,? Explain. b) Compare the current densities J, and J, in the two segments. c) Compare the E, and E, electric field strengths in the two segments. d) Compare the drift speeds (V), and (V), on the two segments. 2

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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Question

2 - The wire shown in the figure below consists of two segments with different diameters but made of
the same metal. The current in segment 1 is I,.
a) Compare the currents in the two segments, is I, greater than, less than or equal to I,? Explain.
b) Compare the current densities J, and J, in the two segments.
c) Compare the E, and E, electric field strengths in the two segments.
d) Compare the drift speeds (V,), and (V), on the two segments.
2

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