physic equations Flashcards
1
Q
kinetic energy
A
1
_ x mass x speed^2
2
2
Q
GPE
A
mass x gravitational field strength x height
3
Q
power
A
time taken
4
Q
efficiency
A
total energy input
5
Q
charge flow
A
current x time
6
Q
potenial difference
A
current x resistance
7
Q
total resistance
A
resistance of component 1 + resistance of component 2
8
Q
power
A
current x potential difference
9
Q
energy transferred
A
power x time
10
Q
density
A
volume
11
Q
wave speed
A
frequency x wavelength
12
Q
weight
A
mass x gfs
13
Q
work done
A
force x distance
14
Q
force
A
spring constant x extension
15
Q
moment of a force
A
force x distance
