Energy methods Flashcards
(4 cards)
1
Q
what systems can energy methods be applied to?
A
conservative systems
2
Q
what is the energy method commonly written as?
A
T+U=constant
T=total kinetic energy
U=total potential energy
3
Q
what are 2 advantages of energy methods?
A
Scalars rather than vectors.
Generalises more easily to non-mechanical applications.
4
Q
what is a disadvantage of energy methods?
A
friction can be more difficult to account for.
