Suitable for ha year 9s or gcse students.
Energy efficiency calculations worksheet gcse.
The efficiency can be calculated as a decimal or a percentage.
Part of the aqa p1 3 syllabus.
This gives them practice in energy efficiency calculations.
In many processes work or energy is lost for example as waste heat or vibration.
A simple worksheet for pupils to do in class or at home.
η efficiency greek letter eta.
The efficiency of a device is the proportion of the energy supplied that is transferred in useful ways.
A perfect process would have an efficiency of 100.
Efficiency is a measure of how much work or energy is conserved in a process.
The efficiency is the energy output divided by the energy input and expressed as a percentage.
Worksheet on calculations using the efficiency equation.
The rate at which energy is transferred is called power and the amount of energy that is usefully transferred is called efficiency.