The student workbook is designed to help you understand key chapter concepts and practice the specific skills you need to complete PLTW's hand-on projects. Included within this resource are Skills Lists, Background Information, Tips, Exercises, and Problem Sets. Important Notice: Media content referenced within the product description or the prodcut text may not be available in the ebook version.Problem 3.7 The pulley system in Figure 3-9 is 70% efficient. The 160-lb load must be moved a vertical distance of 72 in. Use this information to answer the following questions. Show your math work in the spaces provided. Figure 3-9 A pulleyanbsp;...
|Title||:||Workbook for Handley/Coon/Marshall's Project Lead the Way/Principles of Engineering|
|Publisher||:||Cengage Learning - 2013-01-03|