Conduction, Convection, Power and Efficiency Flashcards
1
Q
What is conduction
A
The process by which energy is transferred through a material (solid)
2
Q
What is Convection
A
The process by which energetic particles move away from hotter to cooler regions
(gasses and liquids)
3
Q
What does “work done” mean
A
Energy transferred
4
Q
What is Power
A
Rate of energy transferred
5
Q
Whats is the equation for Power
A
Energy transferred
Time taken to transfer that energy
6
Q
What is the unit for Power
A
Watts (W)
7
Q
What is efficiency
A
The ratio of the useful energy output to the total input energy transferred
8
Q
What’s the equation for efficiency
A
Energy transferred usefully
Total energy transferred
