Useful power output
What Useful power output means in Combined Science GCSE, as defined for AQA.
Definitions of Useful power output
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Reference: AQA
The power transferred usefully by a device, which is the numerator in the efficiency equation and is smaller than the total input.
The power a device delivers usefully, which is divided by the total power input to give efficiency.
Topics that use Useful power output
- Efficiency (AQA GCSE)
Related terms
- Dissipated
- Efficiency
- Total input energy transfer
- Wasted energy
- Total input energy
- Total power input
- Useful output energy
- Useful output energy transfer
Using Useful power output in the exam
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