Equations Flashcards
1
Q
Gravitational potential energy
A
Mass x gravitational field strenght x height
2
Q
Moment of a force
A
Force x distance
3
Q
Change in velocity
A
Time x accelaration
4
Q
Wave speed
A
Frequency x wavelenght
5
Q
Kinetic energy
A
0.5 x mass x (speed)2
6
Q
Voltage
A
Vurrent x resistance
7
Q
Density
A
Mass / volume
8
Q
Speed
A
Distance /time
9
Q
Work done
A
Force x distance
10
Q
Pressure
A
Force/ area
11
Q
Power 1
A
Energy transferred/ time
12
Q
Efficency
A
Useful/ total
13
Q
Resultant force
A
Mass x accelaration
14
Q
Power 2
A
(Current)2 x resistance
15
Q
Moment
A
Mass x velocity
