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Unformatted text preview: Platt, David Homework 17 Due: Oct 17 2005, 4:00 am Inst: Ken Shih 1 This print-out should have 6 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. The due time is Central time. Please learn chapter 30, section 1 by your- self to solve some of these problems. This section will be included in Quiz2. 001 (part 1 of 2) 10 points Assume: The mobile charge carriers are ei- ther electrons or holes. The holes have the same magnitude of charge as the elec- trons. The number of mobile charge car- riers for this particular material is n = 8 . 49 10 28 electrons / m 3 . Note: In the figure, the point at the upper edge P 1 and at the lower edge P 2 have the same x coordinate. A constant magnetic field of magnitude points out of the paper. There is a steady flow of a horizontal current flowing from left to right in the x direction....
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