FINAL EXAM fall 2009 practice (1)

FINAL EXAM fall 2009 practice (1) - Grades: #1_ #4_ #2_ #3_...

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Grades: #1__________ #2____________ #3____________ #4_________ #5___________ #6____________ Total____________ ENGR 220 PRACTICE FINAL EXAMINATION M. Marcolongo Fall,2009 Name____________________________ Section_____________ You have two hours to complete the final exam. Feel free to use your calculator, periodic table and ruler. You must show all work for full credit. 1. (15%, 1% each) Please respond True or False to the statements listed below. Kindly write out complete word. RECORD YOUR ANSWERS ON THE SPACES GIVEN AT THE BOTTOM OF PAGES ONE AND TWO. (a) Fiberglass and window glass of the same composition have different mechanical properties because they are processed differently. (b) Interatomic separation distance is at an equilibrium level when the potential energy is equal to zero. (c) For a face centered cubic crystal structure, the relationship between lattice parameter, a, and atomic radius, R, is a=4R/ (3) 1/2 . (d)
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This note was uploaded on 06/09/2011 for the course ENGR 220 taught by Professor Barsoum during the Spring '08 term at Drexel.

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FINAL EXAM fall 2009 practice (1) - Grades: #1_ #4_ #2_ #3_...

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