test2%20_solutions

# Test2_solutions - Materials 1M03 Test#2 2005 Last Name First Name Student ID Tutorial Section MATERIALS 1M03 TERM TEST#2 2005 This test contains 6

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Materials 1M03, Test #2 2005 Last Name:_____________________________ First Name: ______________________ Student ID#: _________________________ Tutorial Section:_____________________ MATERIALS 1M03 TERM TEST #2, 2005 This test contains 6 pages and 10 questions. You are responsible for ensuring that your copy of the paper is complete. Bring any discrepancy to the attention of your invigilator. A 1 2 Total SPECIAL INSTRUCTIONS: Aids allowed: McMaster standard Casio FX-991 calculator Answer all multiple choice questions on the special answer sheet only. Answer all written questions on the examination copy. Be sure to show your work so that part marks can be awarded for incomplete answers. Be sure to include units with all answers that require them. Marks will be deducted for using an inappropriate number of significant digits in your final answer, but always use a minimum of three significant figures. The value of each question is shown. The total for the exam is 40 marks Useful constants: Gas constant, R = 8.31 J/mol-K Charge per electron, e = 1.6 x 10 -19 C Avogadro’s number, N A = 6.02 x 10 23 Boltzmann’s constant, k = 1.38 x 10 -23 J/atom-K = 8.62 x 10 -5 eV/atom-K 1cal =4.184J Solutions of test 2 Page of 8 1

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Materials 1M03, Test #2 2005 Part A: The following multiple choice questions are worth 3 marks each. In each case, put your answers on the scan sheet (marked McMaster University Examination Answer Sheet). Read the Marking Directions on this sheet carefully before starting. 1. A condition of steady state diffusion is defined when a. The concentration does not depend on time (X) b. The flux does not depend on time (X) c. The concentration profile has a linear slope from one point to the next d. Flux is independent of position e. None of the above
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## This homework help was uploaded on 04/17/2008 for the course ENGINEERIN Matls 1M03 taught by Professor Provatas during the Fall '05 term at McMaster University.

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Test2_solutions - Materials 1M03 Test#2 2005 Last Name First Name Student ID Tutorial Section MATERIALS 1M03 TERM TEST#2 2005 This test contains 6

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