formulas Flashcards
1
Q
Kinetic energy formula
A
KE= 1/2 x mvˆ2
2
Q
Gravitational potential energy formula
A
GPE= mgh
3
Q
work done formula
A
work done: force x distance
4
Q
efficiency (energy) formula
A
(useful energy output/energy input) x 100
5
Q
efficiency (power) formula
A
(useful power output/ power input) x 100
6
Q
power formula
A
work done/time
7
Q
momentum formula
A
mass x velocity
8
Q
impulse (change in momentum) formula
A
force x time
9
Q
moment formula
A
force x distance
10
Q
A
