Keys to Exam 1 Spring 2007

Keys to Exam 1 Spring 2007 - Name: IMSE 250 Exam 1 on...

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Name: IMSE 250 Exam 1 on February 15, 2007 (50 questions in total, 4 points for each question) (1) If we have a process that is in control, which causes of variations will cause the process out-of-control? (A) Assignable causes. (B) Chance causes. (C) Any of the two. (D) None of the two. (2) If Rule A is marked in 0.5 mm and Rule B is marked in 1 mm, which rule has higher resolution? (A) Rule A. (B) Rule B. (3) Inspection by attributes means: (A) Adding metallic component to the material. (B) Continuous value (length, pressure, surface roughness, etc.) (C) Good or bad, pass of fail, yes or no, go or no-go. (D) Heat treatment. (4) Which one of the following properties has the least effect on forgeability? (A) Material’s composition. (B) Density. (C) Mechanical properties. (D) Crystal structure. (5) Which one of the following groups is a better association? (A) Open-die forging less machining required; Close-die forging more machining required. (B) Close-die forging less machining required; Open-die forging more machining required. (6) In the past three decades, US composites shipment has inclined. (A) True. (B) False. (7) Generally speaking, the melting point of metals is _______ than that of ceramics. (A) lower (B) higher. (8) Both brasses and bronzes contain copper. (A) True. (B) False. (9) The difference between extrusion and drawing is that the material is _________ through the die in extrusion while the material is __________ through the die in drawing. (A) pulled/pushed (B) pushed/pulled (10) In bending, the metal is deformed ____________________ (A) below its yield strength. (B) beyond its yield strength but below its ultimate tensile strength. (C) beyond its ultimate tensile strength. (11) Which one of the following statements about rolling and forging is true? (A) Rolling is a cold-working process while forging is a hot-working process. (B) Rolling is a hot-working process while forging is a cold-working process. (C) Both rolling and forging can be either a cold-working process or a hot-working process. 1
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(12) __________ occurs while extrusion (A) Material removal (B) Heat generation (C) Surface cracks (D) Tensile forces (13) Go-No-Go gauges are _________________ (A) graduated tools. (B) non- graduated tools . (E) Both brasses and bronzes.
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This note was uploaded on 04/08/2008 for the course IMSE 250 taught by Professor Pei during the Spring '07 term at Kansas State University.

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Keys to Exam 1 Spring 2007 - Name: IMSE 250 Exam 1 on...

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