DML Exam Review Questions And Answers 2022/2023

which of the following are true: a. sheetmetal refers to workpieces with a high ratio of surface area to thickness b. sheets are defined as <= 1/4" in thickness c. plates are defined as >= 1/4 " in thickness d. pulling, pushing, and stretching are the most common sheetmetal operations - Answer - A, B, and C The Lab has the following sheetmetal capabilities: A. shear B. Brake (bending machine) C. punch press for creating holes D. deep drawing/ stretch forming - Answer - A, B, C what is the structural benefit of bending sheetmetal edges/ flanges? - Answer - makes it more rigid Which of the following are key element to decision matrices? A. clearly defined & weighted objectives B. Justified magnitude assignments with traceable supporting data C. always try to use linear score assignments D. highest scoring concept wins - Answer - all of the above why are separate evaluation matrices created for separate functional subunits of a design? - Answer - pick the best subunits because we can combine them T/ F manufacturing time is an example of a qualitative assessment? - Answer - False What are (4) the things that can cause calipers to measure inaccurately? - Answer - failure to zero the calipers before use debris, chips, or burrs failure to hold the jaws perpendicular to the surface inadequate or excessive closing pressure T/ F Your group must have a fully dimensioned, appropriately toleranced part drawing for each part manufactured in the lab - Answer - TRUE T/ F If anyone in your group doesn't understand how each part of your design works, that person will be instructed to stop working until they do - Answer - TRUE What should do if anyone in your group makes excuses for not completing their work on time or at an acceptable quality: A. accept effort, not excuses and isntrcut the person to redo the assignment B. make a record of t