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Unformatted text preview: - 1 -Materials 1M03, Test #2 2006 Page of 6 1 Last Name:___ Model Solutions __________ First Name: ________________________ Student ID#: _________________________ Tutorial Section:_____________________ MATERIALS 1M03 TERM TEST #2, 2006 This test contains 6 pages and 6 questions. You are responsible for ensuring that your copy of the paper is complete. Bring any discrepancy to the attention of your invigilator. SPECIAL INSTRUCTIONS: Aids allowed: 1 page crib sheet, nominally 8½ by 11 in. 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 (where applicable) so that part marks can be awarded for incomplete answers. Be sure to include units with all answers that require them. 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 MC Q5 Q6 Total - 2 -Materials 1M03, Test #2 2006 Page of 6 2 Part A: This part consists of four multiple choice questions, 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. Consider the figure below, which shows the inter-atomic potential, U, vs. the inter- atomic distance, r, for a metal. Which of the following statements is most correct? a. The shape / asymmetry of the inter-atomic potential, U(r), about r=r determines the thermal expansion coefficient....
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This note was uploaded on 04/04/2011 for the course MATLS 1M03 taught by Professor Okon during the Spring '09 term at McMaster University.
- Spring '09