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Mechanical Advantage and Efficiency 4-2

Chapter 4 section 2 games

Machinea device that makes work easier
Input Workinput force times distance
Output Workoutput force times distance
Multiplying Forceachieved when using a device where the output force is greater than the input force
Effort Forcesame as input force
Mechanical AdvantageOutput force devided by Input force
Efficiencycompares the ouput work to the imput work and is expressed as a percent
Actual Mechanical Advantageis the actual achieve mechanical avantage
Ideal Mechanical Advantage is the mechanical advantage of the machine without friction

Mrs. Alder

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