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Unformatted text preview: Create assignment, 57112, Homework 7, Aug 31 at 7:51 pm 1 This printout should have 7 questions. Multiplechoice questions may continue on the next column or page – find all choices before answering. The due time is Central time. Covers 25.125.5 Current in a Conductor 01 27:01, calculus, numeric, > 1 min, normal. 001 The current I = a t 2 b t + c in a section of a conductor depends on time. What quantity of charge moves across the section of the conductor from t = 0 to t = t 1 ? 1. q = a t 3 1 b 2 t 2 1 + c t 1 2. q = a t 2 1 b t 1 + c 3. q = a t 3 1 b t 2 + c t 1 4. q = a 3 t 3 1 b 2 t 2 1 + c t 1 5. q = a 3 t 3 1 b 2 t 2 1 + c 002 If I is in A, and a = 2 C / s 3 , b = 3 C / s 2 , and c = 7 C / s, what quantity of charge moves across the section of the conductor from t 1 = 2 s to t 2 = 4 s? Answer in units of C. Drift Speed in Copper Wire 27:02, trigonometry, numeric, > 1 min, nor mal....
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This note was uploaded on 11/12/2009 for the course PHY 303L taught by Professor Turner during the Spring '08 term at University of Texas.
 Spring '08
 Turner
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