HW10 - Full name:________________________________ Lab...

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Full name:________________________________ Lab group: 5 _ _ (-5 pt if wrong) HW10, ET181, Fall 2011. Due by 6 pm on Thu, Dec 1, 2011 (to my office or in hw box) Cited problems are from the 4th edition of textbook. The Grader is not responsible for missing paper; Use both sides of your paper and staple your sheets. 1) Multiple choice questions Page 255-256 Page 827 Question Answer 34.3 D 11.2 A 34.4 D 11.6 C, E, F, H 34.5 B 11.8 E 34.6 A, D, F 11.10 B, C 34.7 B, C 11.13 A, B, D, F 34.9 A 2) Problem 11.6, page 257. Use the outside diameter for your calculations. p1/2
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Unformatted text preview: Full name:________________________________ Lab group: 5 _ _ (-5 pt if wrong) p2/2 3) Sketch a pattern to sand cast the item shown in Figure 1. Assume through holes and sand cores must be used. Note: there is no unique solution, but you must be able to remove your pattern(s) from the sand mold before casting. Fig. 1: Cast component Answer: You need to show the pattern, not the mold, nor the casting process. Use split pattern with two aligning pins. There are solid bosses to replace holes in the pattern. These bosses will be replaced by sand cores on the mold....
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HW10 - Full name:________________________________ Lab...

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