FPS -> English

data derived with UnitSystems.jl DOI

Kinematic Ratios

Name Quantity Product
angle $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
solid angle $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
time $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
angular time $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
length $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
angular length $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
area $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
angular area $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
volume $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
wavenumber $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
angular wavenumber $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
fuel efficiency $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
number density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
frequency $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
angular frequency $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
frequency drift $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
stagnance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
speed $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
acceleration $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
jerk $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
snap $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
crackle $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
pop $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
volume flow $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
etendue $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
photon intensity $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
photon irradiance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
photon radiance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$

Mechanical Ratios

Name Quantity Product
inertia $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
mass $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
mass flow $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
linear density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
area density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
specific weight $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
specific volume $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
force $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
specific force $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
gravity force $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
pressure $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
compressibility $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
viscosity $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
diffusivity $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
rotational inertia $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
impulse $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
momentum $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
angular momentum $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
yank $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
energy $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
specific energy $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
action $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
fluence $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
power $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
power density $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
irradiance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
radiance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
radiant intensity $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
spectral flux $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
spectral exposure $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
sound exposure $0.0009660254635674466$ $\left[\text{lbf}^{2}\right]/\left[\text{lb}^{2}\text{ft}^{2}\text{s}^{-4}\right]$ $\text{g}_0^{-2}\text{ft}^{2}$
impedance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
specific impedance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
admittance $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
compliance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
inertance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$

Electromagnetic Ratios

Name Quantity Product
charge $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
charge density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
linear charge density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
exposure $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
mobility $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
current $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
current density $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
resistance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
conductance $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
resistivity $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
conductivity $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
capacitance $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
inductance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
reluctance $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
permeance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
permittivity $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
permeability $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
susceptibility $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
specific susceptibility $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
demagnetizing factor $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
vector potential $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
electric potential $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
magnetic potential $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
electric field $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
magnetic field $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
electric flux $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
magnetic flux $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
electric displacement $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
magnetic flux density $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
electric dipole moment $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
magnetic dipole moment $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
electric polarizability $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
magnetic polarizability $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
magnetic moment $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
specific magnetization $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
pole strength $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$

Thermodynamic Ratios

Name Quantity Product
temperature $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
entropy $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
specific entropy $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
volume heat capacity $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
thermal conductivity $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
thermal conductance $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
thermal resistivity $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
thermal resistance $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
thermal expansion $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
lapse rate $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$

Molar Ratios

Name Quantity Product
molar mass $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
molality $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
molar amount $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
molarity $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
molar volume $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
molar entropy $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
molar energy $0.031080950171567256$ $\left[\text{lbf}\right]/\left[\text{pdl}\right]$ $\text{g}_0^{-1}\text{ft}$
molar conductivity $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$
molar susceptibility $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
catalysis $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
specificity $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
diffusion flux $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$

Photometric Ratios

Name Quantity Product
luminous flux $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
luminous intensity $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
luminance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
illuminance $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
luminous energy $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
luminous exposure $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ $1$
luminous efficacy $32.17404855643044$ $\left[\text{lbf}^{-1}\right]/\left[\text{lb}^{-1}\text{ft}^{-1}\text{s}^{2}\right]$ $\text{g}_0\cdot \text{ft}^{-1}$

Kinematic

Unified FPS English
angle $\text{A}$ $\mathbb{1}$ $\text{rad}$
solid angle $\text{A}^{2}$ $\mathbb{1}$ $\text{rad}^{2}$
time $\text{T}$ $\text{s}$ $\text{s}$
angular time $\text{T}\cdot \text{A}^{-1}$ $\text{s}$ $\text{s}\cdot \text{rad}^{-1}$
length $\text{L}$ $\text{ft}$ $\text{ft}$
angular length $\text{L}\cdot \text{A}^{-1}$ $\text{ft}$ $\text{ft}\cdot \text{rad}^{-1}$
area $\text{L}^{2}$ $\text{ft}^{2}$ $\text{ft}^{2}$
angular area $\text{L}^{2}\text{A}^{-2}$ $\text{ft}^{2}$ $\text{ft}^{2}\text{rad}^{-2}$
volume $\text{L}^{3}$ $\text{ft}^{3}$ $\text{ft}^{3}$
wavenumber $\text{L}^{-1}$ $\text{ft}^{-1}$ $\text{ft}^{-1}$
angular wavenumber $\text{L}^{-1}\text{A}$ $\text{ft}^{-1}$ $\text{ft}^{-1}\text{rad}$
fuel efficiency $\text{L}^{-2}$ $\text{ft}^{-2}$ $\text{ft}^{-2}$
number density $\text{L}^{-3}$ $\text{ft}^{-3}$ $\text{ft}^{-3}$
frequency $\text{T}^{-1}$ $\text{Hz}$ $\text{Hz}$
angular frequency $\text{T}^{-1}\text{A}$ $\text{Hz}$ $\text{s}^{-1}\text{rad}$
frequency drift $\text{T}^{-2}$ $\text{Hz} \cdot \text{s}^{-1}$ $\text{Hz} \cdot \text{s}^{-1}$
stagnance $\text{L}^{-1}\text{T}$ $\text{ft}^{-1}\text{s}$ $\text{ft}^{-1}\text{s}$
speed $\text{L}\cdot \text{T}^{-1}$ $\text{ft}\cdot \text{s}^{-1}$ $\text{ft}\cdot \text{s}^{-1}$
acceleration $\text{L}\cdot \text{T}^{-2}$ $\text{ft}\cdot \text{s}^{-2}$ $\text{ft}\cdot \text{s}^{-2}$
jerk $\text{L}\cdot \text{T}^{-3}$ $\text{ft}\cdot \text{s}^{-3}$ $\text{ft}\cdot \text{s}^{-3}$
snap $\text{L}\cdot \text{T}^{-4}$ $\text{ft}\cdot \text{s}^{-4}$ $\text{ft}\cdot \text{s}^{-4}$
crackle $\text{L}\cdot \text{T}^{-5}$ $\text{ft}\cdot \text{s}^{-5}$ $\text{ft}\cdot \text{s}^{-5}$
pop $\text{L}\cdot \text{T}^{-6}$ $\text{ft}\cdot \text{s}^{-6}$ $\text{ft}\cdot \text{s}^{-6}$
volume flow $\text{L}^{3}\text{T}^{-1}$ $\text{ft}^{3}\text{s}^{-1}$ $\text{ft}^{3}\text{s}^{-1}$
etendue $\text{L}^{2}\text{A}^{2}$ $\text{ft}^{2}$ $\text{ft}^{2}\text{rad}^{2}$
photon intensity $\text{T}^{-1}\text{A}^{-2}$ $\text{Hz}$ $\text{s}^{-1}\text{rad}^{-2}$
photon irradiance $\text{L}^{-2}\text{T}$ $\text{ft}^{-2}\text{s}$ $\text{ft}^{-2}\text{s}$
photon radiance $\text{L}^{-2}\text{T}\cdot \text{A}^{-2}$ $\text{ft}^{-2}\text{s}$ $\text{ft}^{-2}\text{s}\cdot \text{rad}^{-2}$

Mechanical

Unified FPS English
inertia $\text{F}\cdot \text{L}^{-1}\text{T}^{2}$ $\text{lb}$ $\text{lbf}\cdot \text{ft}^{-1}\text{s}^{2}$
mass $\text{M}$ $\text{lb}$ $\text{lbm}$
mass flow $\text{M}\cdot \text{T}^{-1}$ $\text{lb}\cdot \text{s}^{-1}$ $\text{lbm}\cdot \text{s}^{-1}$
linear density $\text{M}\cdot \text{L}^{-1}$ $\text{lb}\cdot \text{ft}^{-1}$ $\text{lbm}\cdot \text{ft}^{-1}$
area density $\text{M}\cdot \text{L}^{-2}$ $\text{lb}\cdot \text{ft}^{-2}$ $\text{lbm}\cdot \text{ft}^{-2}$
density $\text{M}\cdot \text{L}^{-3}$ $\text{lb}\cdot \text{ft}^{-3}$ $\text{lbm}\cdot \text{ft}^{-3}$
specific weight $\text{F}\cdot \text{L}^{-3}$ $\text{lb}\cdot \text{ft}^{-2}\text{s}^{-2}$ $\text{lbf}\cdot \text{ft}^{-3}$
specific volume $\text{M}^{-1}\text{L}^{3}$ $\text{lb}^{-1}\text{ft}^{3}$ $\text{lbm}^{-1}\text{ft}^{3}$
force $\text{F}$ $\text{pdl}$ $\text{lbf}$
specific force $\text{F}\cdot \text{M}^{-1}$ $\text{ft}\cdot \text{s}^{-2}$ $\text{g}_0$
gravity force $\text{F}^{-1}\text{M}\cdot \text{L}\cdot \text{T}^{-2}$ $\mathbb{1}$ $\text{lbf}^{-1}\text{lbm}\cdot \text{ft}\cdot \text{s}^{-2}$
pressure $\text{F}\cdot \text{L}^{-2}$ $\text{pdl} \cdot \text{ft}^{-2}$ $\text{lbf}\cdot \text{ft}^{-2}$
compressibility $\text{F}^{-1}\text{L}^{2}$ $\text{lb}^{-1}\text{ft}\cdot \text{s}^{2}$ $\text{lbf}^{-1}\text{ft}^{2}$
viscosity $\text{F}\cdot \text{L}^{-2}\text{T}$ $\text{lb}\cdot \text{ft}^{-1}\text{s}^{-1}$ $\text{lbf}\cdot \text{ft}^{-2}\text{s}$
diffusivity $\text{L}^{2}\text{T}^{-1}$ $\text{ft}^{2}\text{s}^{-1}$ $\text{ft}^{2}\text{s}^{-1}$
rotational inertia $\text{M}\cdot \text{L}^{2}$ $\text{lb}\cdot \text{ft}^{2}$ $\text{lbm}\cdot \text{ft}^{2}$
impulse $\text{F}\cdot \text{T}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-1}$ $\text{lbf}\cdot \text{s}$
momentum $\text{M}\cdot \text{L}\cdot \text{T}^{-1}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-1}$ $\text{lbm}\cdot \text{ft}\cdot \text{s}^{-1}$
angular momentum $\text{F}\cdot \text{L}\cdot \text{T}\cdot \text{A}^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}\cdot \text{rad}^{-1}$
yank $\text{M}\cdot \text{L}\cdot \text{T}^{-3}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-3}$ $\text{lbm}\cdot \text{ft}\cdot \text{s}^{-3}$
energy $\text{F}\cdot \text{L}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-2}$ $\text{lbf}\cdot \text{ft}$
specific energy $\text{F}\cdot \text{M}^{-1}\text{L}$ $\text{ft}^{2}\text{s}^{-2}$ $\text{lbf}\cdot \text{lbm}^{-1}\text{ft}$
action $\text{F}\cdot \text{L}\cdot \text{T}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}$
fluence $\text{F}\cdot \text{L}^{-1}$ $\text{lb}\cdot \text{s}^{-2}$ $\text{lbf}\cdot \text{ft}^{-1}$
power $\text{F}\cdot \text{L}\cdot \text{T}^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-3}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}^{-1}$
power density $\text{F}\cdot \text{L}^{-2}\text{T}^{-1}$ $\text{lb}\cdot \text{ft}^{-1}\text{s}^{-3}$ $\text{lbf}\cdot \text{ft}^{-2}\text{s}^{-1}$
irradiance $\text{F}\cdot \text{L}^{-1}\text{T}^{-1}$ $\text{lb}\cdot \text{s}^{-3}$ $\text{lbf}\cdot \text{ft}^{-1}\text{s}^{-1}$
radiance $\text{F}\cdot \text{L}^{-1}\text{T}^{-1}\text{A}^{-2}$ $\text{lb}\cdot \text{s}^{-3}$ $\text{lbf}\cdot \text{ft}^{-1}\text{s}^{-1}\text{rad}^{-2}$
radiant intensity $\text{F}\cdot \text{L}\cdot \text{T}^{-1}\text{A}^{-2}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-3}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}^{-1}\text{rad}^{-2}$
spectral flux $\text{F}\cdot \text{T}^{-1}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-3}$ $\text{lbf}\cdot \text{s}^{-1}$
spectral exposure $\text{F}\cdot \text{L}^{-1}\text{T}$ $\text{lb}\cdot \text{s}^{-1}$ $\text{lbf}\cdot \text{ft}^{-1}\text{s}$
sound exposure $\text{F}^{2}\text{L}^{-4}\text{T}$ $\text{lb}^{2}\text{ft}^{-2}\text{s}^{-3}$ $\text{lbf}^{2}\text{ft}^{-4}\text{s}$
impedance $\text{F}\cdot \text{L}^{-5}\text{T}$ $\text{lb}\cdot \text{ft}^{-4}\text{s}^{-1}$ $\text{lbf}\cdot \text{ft}^{-5}\text{s}$
specific impedance $\text{F}\cdot \text{L}^{-3}\text{T}$ $\text{lb}\cdot \text{ft}^{-2}\text{s}^{-1}$ $\text{lbf}\cdot \text{ft}^{-3}\text{s}$
admittance $\text{F}^{-1}\text{L}^{5}\text{T}^{-1}$ $\text{lb}^{-1}\text{ft}^{4}\text{s}$ $\text{lbf}^{-1}\text{ft}^{5}\text{s}^{-1}$
compliance $\text{M}^{-1}\text{T}^{2}$ $\text{lb}^{-1}\text{s}^{2}$ $\text{lbm}^{-1}\text{s}^{2}$
inertance $\text{M}\cdot \text{L}^{-4}$ $\text{lb}\cdot \text{ft}^{-4}$ $\text{lbm}\cdot \text{ft}^{-4}$

Electromagnetic

Unified FPS English
charge $\text{Q}$ $\text{C}$ $\text{C}$
charge density $\text{L}^{-3}\text{Q}$ $\text{ft}^{-3}\text{C}$ $\text{ft}^{-3}\text{C}$
linear charge density $\text{L}^{-1}\text{Q}$ $\text{ft}^{-1}\text{C}$ $\text{ft}^{-1}\text{C}$
exposure $\text{M}^{-1}\text{Q}$ $\text{lb}^{-1}\text{C}$ $\text{lbm}^{-1}\text{C}$
mobility $\text{F}\cdot \text{L}^{3}\text{T}^{-1}\text{Q}^{-1}$ $\text{lb}\cdot \text{ft}^{4}\text{s}^{-3}\text{C}^{-1}$ $\text{lbf}\cdot \text{ft}^{3}\text{s}^{-1}\text{C}^{-1}$
current $\text{T}^{-1}\text{Q}$ $\text{s}^{-1}\text{C}$ $\text{s}^{-1}\text{C}$
current density $\text{L}^{-2}\text{T}^{-1}\text{Q}$ $\text{ft}^{-2}\text{s}^{-1}\text{C}$ $\text{ft}^{-2}\text{s}^{-1}\text{C}$
resistance $\text{F}\cdot \text{L}\cdot \text{T}\cdot \text{Q}^{-2}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-1}\text{C}^{-2}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}\cdot \text{C}^{-2}$
conductance $\text{F}^{-1}\text{L}^{-1}\text{T}^{-1}\text{Q}^{2}$ $\text{lb}^{-1}\text{ft}^{-2}\text{s}\cdot \text{C}^{2}$ $\text{lbf}^{-1}\text{ft}^{-1}\text{s}^{-1}\text{C}^{2}$
resistivity $\text{F}\cdot \text{L}^{2}\text{T}\cdot \text{Q}^{-2}$ $\text{lb}\cdot \text{ft}^{3}\text{s}^{-1}\text{C}^{-2}$ $\text{lbf}\cdot \text{ft}^{2}\text{s}\cdot \text{C}^{-2}$
conductivity $\text{F}^{-1}\text{L}^{-2}\text{T}^{-1}\text{Q}^{2}$ $\text{lb}^{-1}\text{ft}^{-3}\text{s}\cdot \text{C}^{2}$ $\text{lbf}^{-1}\text{ft}^{-2}\text{s}^{-1}\text{C}^{2}$
capacitance $\text{F}^{-1}\text{L}^{-1}\text{Q}^{2}$ $\text{lb}^{-1}\text{ft}^{-2}\text{s}^{2}\text{C}^{2}$ $\text{lbf}^{-1}\text{ft}^{-1}\text{C}^{2}$
inductance $\text{F}\cdot \text{L}\cdot \text{T}^{2}\text{Q}^{-2}$ $\text{lb}\cdot \text{ft}^{2}\text{C}^{-2}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}^{2}\text{C}^{-2}$
reluctance $\text{F}^{-1}\text{L}^{-1}\text{T}^{-2}\text{Q}^{2}\text{R}\cdot \text{C}^{-2}$ $\text{lb}^{-1}\text{ft}^{-2}\text{C}^{2}$ $\text{lbf}^{-1}\text{ft}^{-1}\text{s}^{-2}\text{C}^{2}$
permeance $\text{F}\cdot \text{L}\cdot \text{T}^{2}\text{Q}^{-2}\text{R}^{-1}\text{C}^{2}$ $\text{lb}\cdot \text{ft}^{2}\text{C}^{-2}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}^{2}\text{C}^{-2}$
permittivity $\text{F}^{-1}\text{L}^{-2}\text{Q}^{2}\text{R}$ $\text{lb}^{-1}\text{ft}^{-3}\text{s}^{2}\text{C}^{2}$ $\text{lbf}^{-1}\text{ft}^{-2}\text{C}^{2}$
permeability $\text{F}\cdot \text{T}^{2}\text{Q}^{-2}\text{R}^{-1}\text{C}^{2}$ $\text{lb}\cdot \text{ft}\cdot \text{C}^{-2}$ $\text{lbf}\cdot \text{s}^{2}\text{C}^{-2}$
susceptibility $\text{R}^{-1}$ $\mathbb{1}$ $\mathbb{1}$
specific susceptibility $\text{M}^{-1}\text{L}^{3}\text{A}^{-1}\text{R}^{-1}$ $\text{lb}^{-1}\text{ft}^{3}$ $\text{lbm}^{-1}\text{ft}^{3}\text{rad}^{-1}$
demagnetizing factor $\text{R}$ $\mathbb{1}$ $\mathbb{1}$
vector potential $\text{F}\cdot \text{T}\cdot \text{Q}^{-1}\text{C}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-1}\text{C}^{-1}$ $\text{lbf}\cdot \text{s}\cdot \text{C}^{-1}$
electric potential $\text{F}\cdot \text{L}\cdot \text{Q}^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-2}\text{C}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot \text{C}^{-1}$
magnetic potential $\text{T}^{-1}\text{Q}\cdot \text{R}\cdot \text{C}^{-1}$ $\text{s}^{-1}\text{C}$ $\text{s}^{-1}\text{C}$
electric field $\text{F}\cdot \text{Q}^{-1}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-2}\text{C}^{-1}$ $\text{lbf}\cdot \text{C}^{-1}$
magnetic field $\text{L}^{-1}\text{T}^{-1}\text{Q}\cdot \text{R}\cdot \text{C}^{-1}$ $\text{ft}^{-1}\text{s}^{-1}\text{C}$ $\text{ft}^{-1}\text{s}^{-1}\text{C}$
electric flux $\text{F}\cdot \text{L}^{2}\text{Q}^{-1}$ $\text{lb}\cdot \text{ft}^{3}\text{s}^{-2}\text{C}^{-1}$ $\text{lbf}\cdot \text{ft}^{2}\text{C}^{-1}$
magnetic flux $\text{F}\cdot \text{L}\cdot \text{T}\cdot \text{Q}^{-1}\text{C}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-1}\text{C}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}\cdot \text{C}^{-1}$
electric displacement $\text{L}^{-2}\text{Q}\cdot \text{R}$ $\text{ft}^{-2}\text{C}$ $\text{ft}^{-2}\text{C}$
magnetic flux density $\text{F}\cdot \text{L}^{-1}\text{T}\cdot \text{Q}^{-1}\text{C}$ $\text{lb}\cdot \text{s}^{-1}\text{C}^{-1}$ $\text{lbf}\cdot \text{ft}^{-1}\text{s}\cdot \text{C}^{-1}$
electric dipole moment $\text{L}\cdot \text{Q}$ $\text{ft}\cdot \text{C}$ $\text{ft}\cdot \text{C}$
magnetic dipole moment $\text{L}^{2}\text{T}^{-1}\text{Q}\cdot \text{A}^{-1}\text{C}^{-1}$ $\text{ft}^{2}\text{s}^{-1}\text{C}$ $\text{ft}^{2}\text{s}^{-1}\text{C}\cdot \text{rad}^{-1}$
electric polarizability $\text{F}^{-1}\text{L}\cdot \text{Q}^{2}$ $\text{lb}^{-1}\text{s}^{2}\text{C}^{2}$ $\text{lbf}^{-1}\text{ft}\cdot \text{C}^{2}$
magnetic polarizability $\text{L}^{3}\text{A}^{-1}\text{R}^{-1}$ $\text{ft}^{3}$ $\text{ft}^{3}\text{rad}^{-1}$
magnetic moment $\text{F}\cdot \text{L}^{2}\text{T}\cdot \text{Q}^{-1}\text{C}$ $\text{lb}\cdot \text{ft}^{3}\text{s}^{-1}\text{C}^{-1}$ $\text{lbf}\cdot \text{ft}^{2}\text{s}\cdot \text{C}^{-1}$
specific magnetization $\text{F}^{-1}\text{M}\cdot \text{L}^{-2}\text{T}^{-1}\text{Q}\cdot \text{C}^{-1}$ $\text{ft}^{-3}\text{s}\cdot \text{C}$ $\text{lbf}^{-1}\text{lbm}\cdot \text{ft}^{-2}\text{s}^{-1}\text{C}$
pole strength $\text{L}\cdot \text{T}^{-1}\text{Q}\cdot \text{A}^{-1}\text{C}^{-1}$ $\text{ft}\cdot \text{s}^{-1}\text{C}$ $\text{ft}\cdot \text{s}^{-1}\text{C}\cdot \text{rad}^{-1}$

Thermodynamic

Unified FPS English
temperature $\Theta$ ${^\circ}\text{R}$ ${^\circ}\text{R}$
entropy $\text{F}\cdot \text{L}\cdot \Theta^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-2}{^\circ}\text{R}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot {^\circ}\text{R}^{-1}$
specific entropy $\text{F}\cdot \text{M}^{-1}\text{L}\cdot \Theta^{-1}$ $\text{ft}^{2}\text{s}^{-2}{^\circ}\text{R}^{-1}$ $\text{lbf}\cdot \text{lbm}^{-1}\text{ft}\cdot {^\circ}\text{R}^{-1}$
volume heat capacity $\text{F}\cdot \text{L}^{-2}\Theta^{-1}$ $\text{lb}\cdot \text{ft}^{-1}\text{s}^{-2}{^\circ}\text{R}^{-1}$ $\text{lbf}\cdot \text{ft}^{-2}{^\circ}\text{R}^{-1}$
thermal conductivity $\text{F}\cdot \text{T}^{-1}\Theta^{-1}$ $\text{lb}\cdot \text{ft}\cdot \text{s}^{-3}{^\circ}\text{R}^{-1}$ $\text{lbf}\cdot \text{s}^{-1}{^\circ}\text{R}^{-1}$
thermal conductance $\text{F}\cdot \text{L}\cdot \text{T}^{-1}\Theta^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-3}{^\circ}\text{R}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot \text{s}^{-1}{^\circ}\text{R}^{-1}$
thermal resistivity $\text{F}^{-1}\text{T}\cdot \Theta$ $\text{lb}^{-1}\text{ft}^{-1}\text{s}^{3}{^\circ}\text{R}$ $\text{lbf}^{-1}\text{s}\cdot {^\circ}\text{R}$
thermal resistance $\text{F}^{-1}\text{L}^{-1}\text{T}\cdot \Theta$ $\text{lb}^{-1}\text{ft}^{-2}\text{s}^{3}{^\circ}\text{R}$ $\text{lbf}^{-1}\text{ft}^{-1}\text{s}\cdot {^\circ}\text{R}$
thermal expansion $\Theta^{-1}$ ${^\circ}\text{R}^{-1}$ ${^\circ}\text{R}^{-1}$
lapse rate $\text{L}^{-1}\Theta$ $\text{ft}^{-1}{^\circ}\text{R}$ $\text{ft}^{-1}{^\circ}\text{R}$

Molar

Unified FPS English
molar mass $\text{M}\cdot \text{N}^{-1}$ $\text{lb}\cdot \text{lb-mol}^{-1}$ $\text{lbm}\cdot \text{lb-mol}^{-1}$
molality $\text{M}^{-1}\text{N}$ $\text{lb}^{-1}\text{lb-mol}$ $\text{lbm}^{-1}\text{lb-mol}$
molar amount $\text{N}$ $\text{lb-mol}$ $\text{lb-mol}$
molarity $\text{L}^{-3}\text{N}$ $\text{ft}^{-3}\text{lb-mol}$ $\text{ft}^{-3}\text{lb-mol}$
molar volume $\text{L}^{3}\text{N}^{-1}$ $\text{ft}^{3}\text{lb-mol}^{-1}$ $\text{ft}^{3}\text{lb-mol}^{-1}$
molar entropy $\text{F}\cdot \text{L}\cdot \Theta^{-1}\text{N}^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-2}{^\circ}\text{R}^{-1}\text{lb-mol}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot {^\circ}\text{R}^{-1}\text{lb-mol}^{-1}$
molar energy $\text{F}\cdot \text{L}\cdot \text{N}^{-1}$ $\text{lb}\cdot \text{ft}^{2}\text{s}^{-2}\text{lb-mol}^{-1}$ $\text{lbf}\cdot \text{ft}\cdot \text{lb-mol}^{-1}$
molar conductivity $\text{F}^{-1}\text{T}^{-1}\text{Q}^{2}\text{N}^{-1}$ $\text{lb}^{-1}\text{ft}^{-1}\text{s}\cdot \text{C}^{2}\text{lb-mol}^{-1}$ $\text{lbf}^{-1}\text{s}^{-1}\text{C}^{2}\text{lb-mol}^{-1}$
molar susceptibility $\text{L}^{3}\text{N}^{-1}\text{A}^{-1}\text{R}^{-1}$ $\text{ft}^{3}\text{lb-mol}^{-1}$ $\text{ft}^{3}\text{lb-mol}^{-1}\text{rad}^{-1}$
catalysis $\text{T}^{-1}\text{N}$ $\text{s}^{-1}\text{lb-mol}$ $\text{s}^{-1}\text{lb-mol}$
specificity $\text{L}^{3}\text{T}^{-1}\text{N}^{-1}$ $\text{ft}^{3}\text{s}^{-1}\text{lb-mol}^{-1}$ $\text{ft}^{3}\text{s}^{-1}\text{lb-mol}^{-1}$
diffusion flux $\text{L}^{-2}\text{T}\cdot \text{N}$ $\text{ft}^{-2}\text{s}\cdot \text{lb-mol}$ $\text{ft}^{-2}\text{s}\cdot \text{lb-mol}$

Photometric

Unified FPS English
luminous flux $\text{J}$ $\text{cd}$ $\text{lm}$
luminous intensity $\text{J}\cdot \text{A}^{-2}$ $\text{cd}$ $\text{cd}$
luminance $\text{L}^{-2}\text{J}\cdot \text{A}^{-2}$ $\text{fc}$ $\text{ft}^{-2}\text{lm}\cdot \text{rad}^{-2}$
illuminance $\text{L}^{-2}\text{J}$ $\text{fc}$ $\text{fc}$
luminous energy $\text{T}\cdot \text{J}$ $\text{s}\cdot \text{lm}$ $\text{s}\cdot \text{lm}$
luminous exposure $\text{L}^{-2}\text{T}\cdot \text{J}$ $\text{ft}^{-2}\text{s}\cdot \text{lm}$ $\text{ft}^{-2}\text{s}\cdot \text{lm}$
luminous efficacy $\text{F}^{-1}\text{L}^{-1}\text{T}\cdot \text{J}$ $\text{lb}^{-1}\text{ft}^{-2}\text{s}^{3}\text{lm}$ $\text{lbf}^{-1}\text{ft}^{-1}\text{s}\cdot \text{lm}$