Efficiency (Physics) Worksheet/Notes

Key point

  • Comparison between energy input and energy output
  • Rewriting the expression above leaves us with the formula booklet expression. 
  • The final velocity is equal to initial velocity plus the acceleration the object experienced during a given time interval

Efficiency is the comparison between energy input and energy output. 

  • Efficiency can not be negative
  • Remember the law of conservation of energy

Formula Booklet

Efficiency-Energy Formula IB
Efficiency-Power Formula IB

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