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Efficiency is a concept associated with work done by machines.In Physics this concept is defined as the quotient between the useful work done by the machine in a given interval of time and the total work invested in the machine during the same amount of time. The following visual summarises what efficiency is.
TEACHING OBJECTIVES : To understand the concept of efficiency. To quantify the efficiency of a machine in simple situations.
PREVIOUS KNOWLEDGE: Concepts of work and power.
METHODOLOGY : Conceptual and procedural in a virtual environment.
The use of the following contents is universal, free of charge and open, provided that it is for non-commercial educational use. The actions, products and utilities derived from its use are therefore not allowed to generate any profit. Moreover, the reference to the source is required.
Installation is not required
Install and enable the Java interpreter and Plugin of the Applet Descartes on local
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Fecha publicación: 29.3.2015
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