Energy, Work, and Power · Mechanics & Motion

Power and Efficiency

Calculating the rate of energy transfer and the practical limits of mechanical efficiency in real world machines.

Key Questions

  1. 1How does the concept of power differentiate between the amount of energy used and the rate of its use?
  2. 2What variables affect the thermal efficiency of an internal combustion engine?
  3. 3How would an engineer apply efficiency ratings to select the most sustainable motor for a manufacturing plant?

Ontario Curriculum Expectations

ON: Energy and Society - Grade 11
Grade: Grade 11
Subject: Physics
Unit: Energy, Work, and Power
Period: Mechanics & Motion

Suggested Methodologies

Ready to teach this topic?

Generate a complete, classroom-ready active learning mission in seconds.

Generate a Custom MissionBrowse Lesson Plan Templates

More in Energy, Work, and Power

Work and Kinetic Energy

Defining work as a transfer of energy and exploring the work-energy theorem in linear systems.

2 methodologies

Conservation of Mechanical Energy

Analyzing the exchange between potential and kinetic energy in isolated and non-isolated systems.

2 methodologies

Browse curriculum by country

AmericasUSCAMXCLCOBR
EuropeUKIEFRDEESITNLPTSE
Asia & PacificINSGAU