Read the second chapter of the Text book ” Understanding MechanicalDesign?”. Then answer the following questions using your own wording:

  • 2.1 Decompose a simple system such as a home appliance, bicycle, or toy into its assemblies,components, electrical circuits, and the like. Figures 2.3 and 2.11 will help.
  • 2.2 For the device decomposed, list all the important features of one component.
  • 2.3 Select a fastener from a catalog that meets these requirements:■ Can attach two pieces of 14-gauge sheet steel (0.075 in., 1.9 mm) together■ Is easy to fasten with a standard tool■ Can only be removed with special tools■ Can be removed without destroying either base materials or fastener
  • 2.4 Sketch at least five ways to configure two passengers in a new four-wheeled commutervehicle that you are designing.
  • 2.5 You are a designer of diving boards. A simple model of your product is a cantilever beam.You want to design a new board so that a 150-lb (67-kg) woman deflects the board 3 in.(7.6 cm) when standing on the end. Parametrically vary the length, material, and thicknessof the board to find five configurations that will meet the deflection criterion
  • 2.6 Find five examples of mature designs. Also, find one mature design that has been recentlyredesigned. What pressures or new developments led to the change?
  • 2.7 Describe your chair in each of the four languages at the three levels of abstraction, as wasdone with the bolt in Table 2.2.


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