Energy Efficiency Calculations Worksheet Gcse

In many processes work or energy is lost for example as waste heat or vibration. The efficiency of a device is the proportion of the energy supplied that is transferred in useful ways. Efficiency is a measure of how much work or energy is conserved in a process.

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Energy is a key principle in physics as it allows work to be done.

Energy efficiency calculations worksheet gcse.

Suitable for ha year 9s or gcse students. A perfect process would have an efficiency of 100. This gives them practice in energy efficiency calculations. The efficiency can be calculated as a decimal or a percentage.

Modern energy saving lamps. Worksheet on calculations using the efficiency equation. A simple worksheet for pupils to do in class or at home. The efficiency is the energy output divided by the energy input and expressed as a percentage.

Also links in with other areas of p1 3 other than energy efficiency. The rate at which energy is transferred is called power and the amount of energy that is usefully transferred is called efficiency. η efficiency greek letter eta. Part of the aqa p1 3 syllabus.

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