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14.2 Work and Machines How Do Machines Make Work Easier? How Are Work Input and Work Output Related for a Machine?
Machines Do Work ,[object Object],[object Object],[object Object]
Machines Do Work ,[object Object],[object Object],[object Object]
Work Input and Work Output ,[object Object],[object Object],[object Object]
Work Input and Work Output ,[object Object],[object Object],[object Object],[object Object]
Work Input & Work Output ,[object Object],[object Object]
14.3 Mechanical Advantage and Efficiency How Does the Actual Mechanical Advantage of a Machine Compare to Its Ideal Mechanical Advantage? Why Is the Efficiency of a Machine Always Less Than 100%?
Mechanical Advantage ,[object Object]
Actual Mechanical Advantage ,[object Object],[object Object],[object Object]
Ideal Mechanical Advantage ,[object Object],[object Object],[object Object],[object Object]
Efficiency ,[object Object],[object Object],[object Object],[object Object]

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14 2 Work And Machines

  • 1. 14.2 Work and Machines How Do Machines Make Work Easier? How Are Work Input and Work Output Related for a Machine?
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7. 14.3 Mechanical Advantage and Efficiency How Does the Actual Mechanical Advantage of a Machine Compare to Its Ideal Mechanical Advantage? Why Is the Efficiency of a Machine Always Less Than 100%?
  • 8.
  • 9.
  • 10.
  • 11.