Efficiency Flashcards
1
Q
What does efficiency mean
A
The more efficient, the less energy wasted to a useless energy store
2
Q
How can you improve efficiency
A
Insulation
Lubrication
Streamlined
3
Q
What are the two formulas for efficiency
A
Useful output energy transfer/ total input energy transfer
Useful power output/total power input
4
Q
How can you convert efficiency to decimal
A
Divide by 100
5
Q
Why isn’t useful energy input equal to total energy output
A
Because energy is always being wasted
Except electric heaters
