potential energy
mgh (mass gravity height)
gravity
10
kinetic energy
1/2mv2
efficiancy
usefull/total output*100
preasure
force/area
power
work/time
P1V1=
P2V2
P1/T1 =
P2/T2
P1V1/T1 =
P2V2/T2
speed
distance/time
acceleration
change in velocity/time
work (j)
force * distance
energy
current * voltage * time
density or rho formula
mass / volume
current equation
colomb /time
volt clolomb equation
energy/colomb
volt equation
current * resitance ixr
equation for energy
currentvoltagetime
two dangers of electricity
fire and shock
wave speed formula
frequency × wavelength.
wave length symbole
λ
weight formula
mass * gravity
frequency formula
1/t
moment clockwise =
moment anti clockwise
how to find distance in velosity time graph
area under graph
orbital speed formmula
2pieorbital radius/time period
moment
force *perpendicular distnace N/m
momentum (curlyt)
mass*velocity
force
mass*acceleration
change in momentum
force*time
preasure under water
pgh
temp is proportional to
KE
lever is also known as
force multiplier
power electricity
work done/ t
constant
pressure/temp
