Study Questions for Step 10

• What is a spring?
• List and describe the two classifications that springs are usually put into.
  
• List, from most stable to least stable, the three different types of compression springs.
  
• An extension spring offers resistance to what type of force?
• What type of resistance does a torsion spring offer?
  
• Give examples of what a flat spring, special spring and a leaf spring are used for.
  
• Define the following terms.
  - Free length
  - Solid length
  - Outside diameter
  - Wire size
  - Inside diameter
  - Active coils
  - Loaded length
  - Mean Diameter
  - Coil
  - Direction of Winding
  
• What 7 items, besides the standard dimensions, should be included in a standard spring drawing?

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