Combined P1 Conservation ad Dissipation of energy Flashcards
1
Q
What is a Closed system
A
An object or group of objects for which the total energy is constant
2
Q
What is the Conservation of energy
A
Energy can not be destroyed or created
3
Q
What is dissipation of energy
A
The Energy that is not usefully transferred and stored in less useful ways
4
Q
What is efficiency
A
Useful energy transferred by a device % total energy supplied to a device
5
Q
What is Hooke’s law
A
The extension of a spring is directionally proportional to the force applied, as long as its limit of proportionality is not exceeded
6
Q
What is Input energy
A
Energy supplied to a device
