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time, current, charge
I=Q/T
voltage, resistance, current
R=V/I
charge voltage energy
V=E/Q
Power equations
P=IV=I²R
Energy transfer
E=VIt
force in magnets
F=BIL (magnetic field, current, length of current)
Power transmission loss
I²*R
specific heat capacity
=thermal energy/(mass*temperature change)
Pressure and gas volume
PV=Constant
energy to heat things
Q=mc∆T
latent heat calculation
L=Q/m
Density
m/v
Pressure
Force/Area
hydrostatic pressure
h=height*density*gravity
wave speed
frequency*length (F*lambda)
half life
Remaining=Initial*(1/2)^(time/half life)