Lecture

Energy: Power and Efficiency

Description

This lecture covers the concept of energy, focusing on power and efficiency. It explains how power measures the energy exchange over time and discusses examples such as electric motors and friction forces. The efficiency of machines, like electric motors, is also explored through the concept of useful power versus provided power.

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Official source

https://mediaspace.epfl.ch/media/0_i4v9hqcj

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Ontological neighbourhood

Electrical engineering

Electronic engineering: Power electronics

Environmental science

Environmental policy: Topics in environmental policy

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