SI2019 -> IPS
data derived with UnitSystems.jl
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 | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| angular length | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| area | $1550.0031000061997$ $\left[\text{in}^{2}\right]/\left[\text{m}^{2}\right]$ | $\text{ft}^{-2}2^{4}3^{2}$ |
| angular area | $1550.0031000061997$ $\left[\text{in}^{2}\right]/\left[\text{m}^{2}\right]$ | $\text{ft}^{-2}2^{4}3^{2}$ |
| volume | $61023.744094732276$ $\left[\text{in}^{3}\right]/\left[\text{m}^{3}\right]$ | $\text{ft}^{-3}2^{6}3^{3}$ |
| wavenumber | $0.0254$ $\left[\text{in}^{-1}\right]/\left[\text{m}^{-1}\right]$ | $\text{ft}\cdot 2^{-2}3^{-1}$ |
| angular wavenumber | $0.0254$ $\left[\text{in}^{-1}\right]/\left[\text{m}^{-1}\right]$ | $\text{ft}\cdot 2^{-2}3^{-1}$ |
| fuel efficiency | $0.00064516$ $\left[\text{in}^{-2}\right]/\left[\text{m}^{-2}\right]$ | $\text{ft}^{2}2^{-4}3^{-2}$ |
| number density | $1.6387064000000003 \times 10^{-5}$ $\left[\text{in}^{-3}\right]/\left[\text{m}^{-3}\right]$ | $\text{ft}^{3}2^{-6}3^{-3}$ |
| 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 | $0.0254$ $\left[\text{in}^{-1}\right]/\left[\text{m}^{-1}\right]$ | $\text{ft}\cdot 2^{-2}3^{-1}$ |
| speed | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| acceleration | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| jerk | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| snap | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| crackle | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| pop | $39.370078740157474$ $\left[\text{in}\right]/\left[\text{m}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| volume flow | $61023.744094732276$ $\left[\text{in}^{3}\right]/\left[\text{m}^{3}\right]$ | $\text{ft}^{-3}2^{6}3^{3}$ |
| etendue | $1550.0031000061997$ $\left[\text{in}^{2}\right]/\left[\text{m}^{2}\right]$ | $\text{ft}^{-2}2^{4}3^{2}$ |
| photon intensity | $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ | $1$ |
| photon irradiance | $0.00064516$ $\left[\text{in}^{-2}\right]/\left[\text{m}^{-2}\right]$ | $\text{ft}^{2}2^{-4}3^{-2}$ |
| photon radiance | $0.00064516$ $\left[\text{in}^{-2}\right]/\left[\text{m}^{-2}\right]$ | $\text{ft}^{2}2^{-4}3^{-2}$ |
Mechanical Ratios
| Name | Quantity | Product |
|---|---|---|
| inertia | $0.0057101471547326465$ $\left[\text{lb}\cdot \text{in}^{-1}\right]/\left[\text{N} \cdot \text{m}^{-1}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| mass | $0.0057101471547326465$ $\left[\text{slinch}\right]/\left[\text{kg}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| mass flow | $0.0057101471547326465$ $\left[\text{slinch}\right]/\left[\text{kg}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| linear density | $0.0001450377377302092$ $\left[\text{lb}\cdot \text{in}^{-2}\text{s}^{2}\right]/\left[\text{kg}\cdot \text{m}^{-1}\right]$ | $\text{g}_0^{-1}\text{ft}^{2}\text{lb}^{-1}2^{-4}3^{-2}$ |
| area density | $3.6839585383473144 \times 10^{-6}$ $\left[\text{lb}\cdot \text{in}^{-3}\text{s}^{2}\right]/\left[\text{kg}\cdot \text{m}^{-2}\right]$ | $\text{g}_0^{-1}\text{ft}^{3}\text{lb}^{-1}2^{-6}3^{-3}$ |
| density | $9.35725468740218 \times 10^{-8}$ $\left[\text{slinch} \cdot \text{in}^{-3}\right]/\left[\text{kg}\cdot \text{m}^{-3}\right]$ | $\text{g}_0^{-1}\text{ft}^{4}\text{lb}^{-1}2^{-8}3^{-4}$ |
| specific weight | $3.6839585383473144 \times 10^{-6}$ $\left[\text{lb}\cdot \text{in}^{-3}\right]/\left[\text{kg}\cdot \text{m}^{-2}\text{s}^{-2}\right]$ | $\text{g}_0^{-1}\text{ft}^{3}\text{lb}^{-1}2^{-6}3^{-3}$ |
| specific volume | $1.0686895178201314 \times 10^{7}$ $\left[\text{lb}^{-1}\text{in}^{4}\text{s}^{-2}\right]/\left[\text{kg}^{-1}\text{m}^{3}\right]$ | $\text{g}_0\cdot \text{ft}^{-4}\text{lb}\cdot 2^{8}3^{4}$ |
| force | $0.22480894309971047$ $\left[\text{lb}\right]/\left[\text{N}\right]$ | $\text{g}_0^{-1}\text{lb}^{-1}$ |
| specific force | $39.370078740157474$ $\left[\text{in}\cdot \text{s}^{-2}\right]/\left[\text{m}\cdot \text{s}^{-2}\right]$ | $\text{ft}^{-1}2^{2}3$ |
| gravity force | $1.0$ $\left[\text{s}^{2}\right]/\left[\text{s}^{2}\right]$ | $1$ |
| pressure | $0.0001450377377302092$ $\left[\text{lb}\cdot \text{in}^{-2}\right]/\left[\text{Pa}\right]$ | $\text{g}_0^{-1}\text{ft}^{2}\text{lb}^{-1}2^{-4}3^{-2}$ |
| compressibility | $6894.75729316836$ $\left[\text{lb}^{-1}\text{in}^{2}\right]/\left[\text{Pa}^{-1}\right]$ | $\text{g}_0\cdot \text{ft}^{-2}\text{lb}\cdot 2^{4}3^{2}$ |
| viscosity | $0.0001450377377302092$ $\left[\text{lb}\cdot \text{in}^{-2}\right]/\left[\text{Pa}\right]$ | $\text{g}_0^{-1}\text{ft}^{2}\text{lb}^{-1}2^{-4}3^{-2}$ |
| diffusivity | $1550.0031000061997$ $\left[\text{in}^{2}\right]/\left[\text{m}^{2}\right]$ | $\text{ft}^{-2}2^{4}3^{2}$ |
| rotational inertia | $8.850745791327183$ $\left[\text{lb}\cdot \text{in}\cdot \text{s}^{2}\right]/\left[\text{kg}\cdot \text{m}^{2}\right]$ | $\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{2}3$ |
| impulse | $0.22480894309971047$ $\left[\text{lb}\right]/\left[\text{N}\right]$ | $\text{g}_0^{-1}\text{lb}^{-1}$ |
| momentum | $0.22480894309971047$ $\left[\text{lb}\cdot \text{s}^{2}\right]/\left[\text{kg}\cdot \text{m}\right]$ | $\text{g}_0^{-1}\text{lb}^{-1}$ |
| angular momentum | $8.850745791327183$ $\left[\text{lb}\cdot \text{in}\right]/\left[\text{J}\right]$ | $\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{2}3$ |
| yank | $0.22480894309971047$ $\left[\text{lb}\cdot \text{s}^{2}\right]/\left[\text{kg}\cdot \text{m}\right]$ | $\text{g}_0^{-1}\text{lb}^{-1}$ |
| energy | $8.850745791327183$ $\left[\text{lb}\cdot \text{in}\right]/\left[\text{J}\right]$ | $\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{2}3$ |
| specific energy | $1550.0031000061997$ $\left[\text{in}^{2}\text{s}^{-2}\right]/\left[\text{J} \cdot \text{kg}^{-1}\right]$ | $\text{ft}^{-2}2^{4}3^{2}$ |
| action | $8.850745791327183$ $\left[\text{lb}\cdot \text{in}\right]/\left[\text{J}\right]$ | $\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{2}3$ |
| fluence | $0.0057101471547326465$ $\left[\text{lb}\cdot \text{in}^{-1}\right]/\left[\text{N} \cdot \text{m}^{-1}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| power | $8.850745791327183$ $\left[\text{lb}\cdot \text{in}\right]/\left[\text{J}\right]$ | $\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{2}3$ |
| power density | $0.0001450377377302092$ $\left[\text{lb}\cdot \text{in}^{-2}\right]/\left[\text{Pa}\right]$ | $\text{g}_0^{-1}\text{ft}^{2}\text{lb}^{-1}2^{-4}3^{-2}$ |
| irradiance | $0.0057101471547326465$ $\left[\text{lb}\cdot \text{in}^{-1}\right]/\left[\text{N} \cdot \text{m}^{-1}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| radiance | $0.0057101471547326465$ $\left[\text{lb}\cdot \text{in}^{-1}\right]/\left[\text{N} \cdot \text{m}^{-1}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| radiant intensity | $8.850745791327183$ $\left[\text{lb}\cdot \text{in}\right]/\left[\text{J}\right]$ | $\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{2}3$ |
| spectral flux | $0.22480894309971047$ $\left[\text{lb}\right]/\left[\text{N}\right]$ | $\text{g}_0^{-1}\text{lb}^{-1}$ |
| spectral exposure | $0.0057101471547326465$ $\left[\text{lb}\cdot \text{in}^{-1}\right]/\left[\text{N} \cdot \text{m}^{-1}\right]$ | $\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-2}3^{-1}$ |
| sound exposure | $2.1035945365896958 \times 10^{-8}$ $\left[\text{lb}^{2}\text{in}^{-4}\right]/\left[\text{kg}^{2}\text{m}^{-2}\text{s}^{-4}\right]$ | $\text{g}_0^{-2}\text{ft}^{4}\text{lb}^{-2}2^{-8}3^{-4}$ |
| impedance | $2.3767426906001543 \times 10^{-9}$ $\left[\text{lb}\cdot \text{in}^{-5}\right]/\left[\text{kg}\cdot \text{m}^{-4}\text{s}^{-2}\right]$ | $\text{g}_0^{-1}\text{ft}^{5}\text{lb}^{-1}2^{-10}3^{-5}$ |
| specific impedance | $3.6839585383473144 \times 10^{-6}$ $\left[\text{lb}\cdot \text{in}^{-3}\right]/\left[\text{kg}\cdot \text{m}^{-2}\text{s}^{-2}\right]$ | $\text{g}_0^{-1}\text{ft}^{3}\text{lb}^{-1}2^{-6}3^{-3}$ |
| admittance | $4.2074390465359503 \times 10^{8}$ $\left[\text{lb}^{-1}\text{in}^{5}\right]/\left[\text{kg}^{-1}\text{m}^{4}\text{s}^{2}\right]$ | $\text{g}_0\cdot \text{ft}^{-5}\text{lb}\cdot 2^{10}3^{5}$ |
| compliance | $175.12683524647636$ $\left[\text{lb}^{-1}\text{in}\cdot \text{s}^{-2}\right]/\left[\text{kg}^{-1}\right]$ | $\text{g}_0\cdot \text{ft}^{-1}\text{lb}\cdot 2^{2}3$ |
| inertance | $2.3767426906001543 \times 10^{-9}$ $\left[\text{lb}\cdot \text{in}^{-5}\text{s}^{2}\right]/\left[\text{kg}\cdot \text{m}^{-4}\right]$ | $\text{g}_0^{-1}\text{ft}^{5}\text{lb}^{-1}2^{-10}3^{-5}$ |
Electromagnetic Ratios
| Name | Quantity | Product |
|---|---|---|
| charge | $1.000000000273(77)$ $\left[\text{C}\right]/\left[\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\tau^{-1/2}2^{7/2}5^{7/2}$ |
| charge density | $1.63870640045(13) \times 10^{-5}$ $\left[\text{in}^{-3}\text{C}\right]/\left[\text{m}^{-3}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{3}\tau^{-1/2}2^{-5/2}3^{-3}5^{7/2}$ |
| linear charge density | $0.0254000000069(19)$ $\left[\text{in}^{-1}\text{C}\right]/\left[\text{m}^{-1}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}\cdot \tau^{-1/2}2^{3/2}3^{-1}5^{7/2}$ |
| exposure | $175.126835294(13)$ $\left[\text{lb}^{-1}\text{in}\cdot \text{s}^{-2}\text{C}\right]/\left[\text{kg}^{-1}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{g}_0\cdot \text{ft}^{-1}\text{lb}\cdot \tau^{-1/2}2^{11/2}3\cdot 5^{7/2}$ |
| mobility | $13718.6834102(11)$ $\left[\text{lb}\cdot \text{in}^{3}\text{C}^{-1}\right]/\left[\text{kg}\cdot \text{m}^{4}\text{s}^{-2}\text{C}^{-1}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{ft}^{-3}\text{lb}^{-1}\tau^{1/2}2^{5/2}3^{3}5^{-7/2}$ |
| current | $1.000000000273(77)$ $\left[\text{C}\right]/\left[\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\tau^{-1/2}2^{7/2}5^{7/2}$ |
| current density | $0.000645160000176(49)$ $\left[\text{in}^{-2}\text{C}\right]/\left[\text{m}^{-2}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{2}\tau^{-1/2}2^{-1/2}3^{-2}5^{7/2}$ |
| resistance | $8.8507457865(14)$ $\left[\text{lb}\cdot \text{in}\cdot \text{C}^{-2}\right]/\left[\text{F}^{-1}\right]$ | $\hbar^{-1}\text{c}\cdot \text{e}^{2}\alpha^{-1}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}\tau\cdot 2^{-5}3\cdot 5^{-7}$ |
| conductance | $0.112984829089(17)$ $\left[\text{lb}^{-1}\text{in}^{-1}\text{C}^{2}\right]/\left[\text{F}\right]$ | $\hbar\cdot \text{c}^{-1}\text{e}^{-2}\alpha\cdot \text{g}_0\cdot \text{ft}\cdot \text{lb}\cdot \tau^{-1}2^{5}3^{-1}5^{7}$ |
| resistivity | $348.454558524(53)$ $\left[\text{lb}\cdot \text{in}^{2}\text{C}^{-2}\right]/\left[\text{m} \cdot \text{F}^{-1}\right]$ | $\hbar^{-1}\text{c}\cdot \text{e}^{2}\alpha^{-1}\text{g}_0^{-1}\text{ft}^{-2}\text{lb}^{-1}\tau\cdot 2^{-3}3^{2}5^{-7}$ |
| conductivity | $0.00286981465887(44)$ $\left[\text{lb}^{-1}\text{in}^{-2}\text{C}^{2}\right]/\left[\text{F} \cdot \text{m}^{-1}\right]$ | $\hbar\cdot \text{c}^{-1}\text{e}^{-2}\alpha\cdot \text{g}_0\cdot \text{ft}^{2}\text{lb}\cdot \tau^{-1}2^{3}3^{-2}5^{7}$ |
| capacitance | $0.112984829089(17)$ $\left[\text{lb}^{-1}\text{in}^{-1}\text{C}^{2}\right]/\left[\text{F}\right]$ | $\hbar\cdot \text{c}^{-1}\text{e}^{-2}\alpha\cdot \text{g}_0\cdot \text{ft}\cdot \text{lb}\cdot \tau^{-1}2^{5}3^{-1}5^{7}$ |
| inductance | $8.8507457865(14)$ $\left[\text{lb}\cdot \text{in}\cdot \text{C}^{-2}\right]/\left[\text{F}^{-1}\right]$ | $\hbar^{-1}\text{c}\cdot \text{e}^{2}\alpha^{-1}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}\tau\cdot 2^{-5}3\cdot 5^{-7}$ |
| reluctance | $0.112984829089(17)$ $\left[\text{lb}^{-1}\text{in}^{-1}\text{C}^{2}\right]/\left[\text{F}\right]$ | $\hbar\cdot \text{c}^{-1}\text{e}^{-2}\alpha\cdot \text{g}_0\cdot \text{ft}\cdot \text{lb}\cdot \tau^{-1}2^{5}3^{-1}5^{7}$ |
| permeance | $8.8507457865(14)$ $\left[\text{lb}\cdot \text{in}\cdot \text{C}^{-2}\right]/\left[\text{F}^{-1}\right]$ | $\hbar^{-1}\text{c}\cdot \text{e}^{2}\alpha^{-1}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}\tau\cdot 2^{-5}3\cdot 5^{-7}$ |
| permittivity | $0.00286981465887(44)$ $\left[\text{lb}^{-1}\text{in}^{-2}\text{C}^{2}\right]/\left[\text{F} \cdot \text{m}^{-1}\right]$ | $\hbar\cdot \text{c}^{-1}\text{e}^{-2}\alpha\cdot \text{g}_0\cdot \text{ft}^{2}\text{lb}\cdot \tau^{-1}2^{3}3^{-2}5^{7}$ |
| permeability | $0.224808942977(34)$ $\left[\text{lb}\cdot \text{C}^{-2}\right]/\left[\text{kg}\cdot \text{m}\cdot \text{s}^{-2}\text{C}^{-2}\right]$ | $\hbar^{-1}\text{c}\cdot \text{e}^{2}\alpha^{-1}\text{g}_0^{-1}\text{lb}^{-1}\tau\cdot 2^{-7}5^{-7}$ |
| susceptibility | $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ | $1$ |
| specific susceptibility | $1.0686895178201314 \times 10^{7}$ $\left[\text{lb}^{-1}\text{in}^{4}\text{s}^{-2}\right]/\left[\text{kg}^{-1}\text{m}^{3}\right]$ | $\text{g}_0\cdot \text{ft}^{-4}\text{lb}\cdot 2^{8}3^{4}$ |
| demagnetizing factor | $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ | $1$ |
| vector potential | $0.224808943038(17)$ $\left[\text{lb}\cdot \text{C}^{-1}\right]/\left[\text{V} \cdot \text{m}^{-1}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{lb}^{-1}\tau^{1/2}2^{-7/2}5^{-7/2}$ |
| electric potential | $8.85074578891(68)$ $\left[\text{lb}\cdot \text{in}\cdot \text{C}^{-1}\right]/\left[\text{V}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}\tau^{1/2}2^{-3/2}3\cdot 5^{-7/2}$ |
| magnetic potential | $1.000000000273(77)$ $\left[\text{C}\right]/\left[\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\tau^{-1/2}2^{7/2}5^{7/2}$ |
| electric field | $0.224808943038(17)$ $\left[\text{lb}\cdot \text{C}^{-1}\right]/\left[\text{V} \cdot \text{m}^{-1}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{lb}^{-1}\tau^{1/2}2^{-7/2}5^{-7/2}$ |
| magnetic field | $0.0254000000069(19)$ $\left[\text{in}^{-1}\text{C}\right]/\left[\text{m}^{-1}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}\cdot \tau^{-1/2}2^{3/2}3^{-1}5^{7/2}$ |
| electric flux | $348.454558619(27)$ $\left[\text{lb}\cdot \text{in}^{2}\text{C}^{-1}\right]/\left[\text{V} \cdot \text{m}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{ft}^{-2}\text{lb}^{-1}\tau^{1/2}2^{1/2}3^{2}5^{-7/2}$ |
| magnetic flux | $8.85074578891(68)$ $\left[\text{lb}\cdot \text{in}\cdot \text{C}^{-1}\right]/\left[\text{V}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}\tau^{1/2}2^{-3/2}3\cdot 5^{-7/2}$ |
| electric displacement | $0.000645160000176(49)$ $\left[\text{in}^{-2}\text{C}\right]/\left[\text{m}^{-2}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{2}\tau^{-1/2}2^{-1/2}3^{-2}5^{7/2}$ |
| magnetic flux density | $0.00571014715318(44)$ $\left[\text{lb}\cdot \text{in}^{-1}\text{C}^{-1}\right]/\left[\text{kg}\cdot \text{s}^{-2}\text{C}^{-1}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}\tau^{1/2}2^{-11/2}3^{-1}5^{-7/2}$ |
| electric dipole moment | $39.3700787509(30)$ $\left[\text{in}\cdot \text{C}\right]/\left[\text{m}\cdot \text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{-1}\tau^{-1/2}2^{11/2}3\cdot 5^{7/2}$ |
| magnetic dipole moment | $1550.00310043000(12)$ $\left[\text{in}^{2}\text{C}\right]/\left[\text{m}^{2}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{-2}\tau^{-1/2}2^{15/2}3^{2}5^{7/2}$ |
| electric polarizability | $175.126835342(27)$ $\left[\text{lb}^{-1}\text{in}\cdot \text{C}^{2}\right]/\left[\text{kg}^{-1}\text{s}^{2}\text{C}^{2}\right]$ | $\hbar\cdot \text{c}^{-1}\text{e}^{-2}\alpha\cdot \text{g}_0\cdot \text{ft}^{-1}\text{lb}\cdot \tau^{-1}2^{9}3\cdot 5^{7}$ |
| magnetic polarizability | $61023.744094732276$ $\left[\text{in}^{3}\right]/\left[\text{m}^{3}\right]$ | $\text{ft}^{-3}2^{6}3^{3}$ |
| magnetic moment | $348.454558619(27)$ $\left[\text{lb}\cdot \text{in}^{2}\text{C}^{-1}\right]/\left[\text{V} \cdot \text{m}\right]$ | $\hbar^{-1/2}\text{c}^{1/2}\text{e}\cdot \alpha^{-1/2}\text{g}_0^{-1}\text{ft}^{-2}\text{lb}^{-1}\tau^{1/2}2^{1/2}3^{2}5^{-7/2}$ |
| specific magnetization | $1.63870640045(13) \times 10^{-5}$ $\left[\text{in}^{-3}\text{s}^{2}\text{C}\right]/\left[\text{m}^{-3}\text{s}^{2}\text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{3}\tau^{-1/2}2^{-5/2}3^{-3}5^{7/2}$ |
| pole strength | $39.3700787509(30)$ $\left[\text{in}\cdot \text{C}\right]/\left[\text{m}\cdot \text{C}\right]$ | $\hbar^{1/2}\text{c}^{-1/2}\text{e}^{-1}\alpha^{1/2}\text{ft}^{-1}\tau^{-1/2}2^{11/2}3\cdot 5^{7/2}$ |
Thermodynamic Ratios
| Name | Quantity | Product |
|---|---|---|
| temperature | $1.80000000062(55)$ $\left[{^\circ}\text{R}\right]/\left[\text{K}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot 2^{-4}3^{2}5^{-4}$ |
| entropy | $4.9170809935(15)$ $\left[\text{lb}\cdot \text{in}\cdot {^\circ}\text{R}^{-1}\right]/\left[\text{J} \cdot \text{K}^{-1}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{6}3^{-1}5^{4}$ |
| specific entropy | $861.11283304(27)$ $\left[\text{in}^{2}\text{s}^{-2}{^\circ}\text{R}^{-1}\right]/\left[\text{J} \cdot \text{K}^{-1} \text{kg}^{-1}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{ft}^{-2}2^{8}5^{4}$ |
| volume heat capacity | $8.0576520934(25) \times 10^{-5}$ $\left[\text{lb}\cdot \text{in}^{-2}{^\circ}\text{R}^{-1}\right]/\left[\text{kg}\cdot \text{m}^{-1}\text{s}^{-2}\text{K}^{-1}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}^{2}\text{lb}^{-1}3^{-4}5^{4}$ |
| thermal conductivity | $0.124893857235(38)$ $\left[\text{lb}\cdot {^\circ}\text{R}^{-1}\right]/\left[\text{kg}\cdot \text{m}\cdot \text{s}^{-2}\text{K}^{-1}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{lb}^{-1}2^{4}3^{-2}5^{4}$ |
| thermal conductance | $4.9170809935(15)$ $\left[\text{lb}\cdot \text{in}\cdot {^\circ}\text{R}^{-1}\right]/\left[\text{J} \cdot \text{K}^{-1}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}^{-1}\text{lb}^{-1}2^{6}3^{-1}5^{4}$ |
| thermal resistivity | $8.0067989102(25)$ $\left[\text{lb}^{-1}{^\circ}\text{R}\right]/\left[\text{kg}^{-1}\text{m}^{-1}\text{s}^{2}\text{K}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{g}_0\cdot \text{lb}\cdot 2^{-4}3^{2}5^{-4}$ |
| thermal resistance | $0.203372692320(63)$ $\left[\text{lb}^{-1}\text{in}^{-1}{^\circ}\text{R}\right]/\left[\text{kg}^{-1}\text{m}^{-2}\text{s}^{2}\text{K}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{g}_0\cdot \text{ft}\cdot \text{lb}\cdot 2^{-6}3\cdot 5^{-4}$ |
| thermal expansion | $0.55555555536(17)$ $\left[{^\circ}\text{R}^{-1}\right]/\left[\text{K}^{-1}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}2^{4}3^{-2}5^{4}$ |
| lapse rate | $0.045720000016(14)$ $\left[\text{in}^{-1}{^\circ}\text{R}\right]/\left[\text{m}^{-1}\text{K}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{ft}\cdot 2^{-6}3\cdot 5^{-4}$ |
Molar Ratios
| Name | Quantity | Product |
|---|---|---|
| molar mass | $1000.000000340000000(31)$ $\left[\text{slinch} \cdot \text{slinch-mol}^{-1}\right]/\left[\text{kg}\cdot \text{mol}^{-1}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot 2^{-1}$ |
| molality | $0.00099999999966(31)$ $\left[\text{lb}^{-1}\text{in}\cdot \text{s}^{-2}\text{slinch-mol}\right]/\left[\text{kg}^{-1}\text{mol}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}2$ |
| molar amount | $5.7101471528(18) \times 10^{-6}$ $\left[\text{slinch-mol}\right]/\left[\text{mol}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-1}3^{-1}$ |
| molarity | $9.3572546842(29) \times 10^{-11}$ $\left[\text{in}^{-3}\text{slinch-mol}\right]/\left[\text{m}^{-3}\text{mol}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}^{4}\text{lb}^{-1}2^{-7}3^{-4}$ |
| molar volume | $1.06868951819(33) \times 10^{10}$ $\left[\text{in}^{3}\text{slinch-mol}^{-1}\right]/\left[\text{m}^{3}\text{mol}^{-1}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{g}_0\cdot \text{ft}^{-4}\text{lb}\cdot 2^{7}3^{4}$ |
| molar entropy | $861112.8333367776$ $\left[\text{lb}\cdot \text{in}\cdot {^\circ}\text{R}^{-1}\text{slinch-mol}^{-1}\right]/\left[\text{J} \cdot \text{K}^{-1} \text{mol}^{-1}\right]$ | $\text{ft}^{-2}2^{7}5^{4}$ |
| molar energy | $1.55000310054(48) \times 10^{6}$ $\left[\text{lb}\cdot \text{in}\cdot \text{slinch-mol}^{-1}\right]/\left[\text{J} \cdot \text{mol}^{-1}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{ft}^{-2}2^{3}3^{2}$ |
| molar conductivity | $779002.97465(36)$ $\left[\text{lb}^{-1}\text{C}^{2}\text{slinch-mol}^{-1}\right]/\left[\text{kg}^{-1}\text{m}^{-1}\text{s}^{2}\text{C}^{2}\text{mol}^{-1}\right]$ | $\text{N}_\text{A}^{-1}\text{e}^{-2}\text{R}_{\infty}^{-1}\alpha^{3}\mu_\text{eu}\cdot \text{g}_0^{2}\text{ft}^{-1}\text{lb}^{2}\tau^{-1}2^{8}3\cdot 5^{7}$ |
| molar susceptibility | $1.06868951819(33) \times 10^{10}$ $\left[\text{in}^{3}\text{slinch-mol}^{-1}\right]/\left[\text{m}^{3}\text{mol}^{-1}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{g}_0\cdot \text{ft}^{-4}\text{lb}\cdot 2^{7}3^{4}$ |
| catalysis | $5.7101471528(18) \times 10^{-6}$ $\left[\text{slinch-mol}\right]/\left[\text{mol}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}\cdot \text{lb}^{-1}2^{-1}3^{-1}$ |
| specificity | $1.06868951819(33) \times 10^{10}$ $\left[\text{in}^{3}\text{slinch-mol}^{-1}\right]/\left[\text{m}^{3}\text{mol}^{-1}\right]$ | $\text{N}_\text{A}^{-1}\hbar^{-1}\text{c}\cdot \text{R}_{\infty}^{-1}\alpha^{2}\mu_\text{eu}\cdot \text{g}_0\cdot \text{ft}^{-4}\text{lb}\cdot 2^{7}3^{4}$ |
| diffusion flux | $3.6839585371(11) \times 10^{-9}$ $\left[\text{in}^{-2}\text{slinch-mol}\right]/\left[\text{m}^{-2}\text{mol}\right]$ | $\text{N}_\text{A}\cdot \hbar\cdot \text{c}^{-1}\text{R}_{\infty}\cdot \alpha^{-2}\mu_\text{eu}^{-1}\text{g}_0^{-1}\text{ft}^{3}\text{lb}^{-1}2^{-5}3^{-3}$ |
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 | $0.00064516$ $\left[\text{in}^{-2}\right]/\left[\text{m}^{-2}\right]$ | $\text{ft}^{2}2^{-4}3^{-2}$ |
| illuminance | $0.00064516$ $\left[\text{in}^{-2}\right]/\left[\text{m}^{-2}\right]$ | $\text{ft}^{2}2^{-4}3^{-2}$ |
| luminous energy | $1.0$ $\left[\mathbb{1}\right]/\left[\mathbb{1}\right]$ | $1$ |
| luminous exposure | $0.00064516$ $\left[\text{in}^{-2}\right]/\left[\text{m}^{-2}\right]$ | $\text{ft}^{2}2^{-4}3^{-2}$ |
| luminous efficacy | $0.1129848290276167$ $\left[\text{lb}^{-1}\text{in}^{-1}\right]/\left[\text{J}^{-1}\right]$ | $\text{g}_0\cdot \text{ft}\cdot \text{lb}\cdot 2^{-2}3^{-1}$ |
Kinematic
| Unified | SI2019 | IPS | |
|---|---|---|---|
| angle | $\text{A}$ | $\mathbb{1}$ | $\mathbb{1}$ |
| solid angle | $\text{A}^{2}$ | $\mathbb{1}$ | $\mathbb{1}$ |
| time | $\text{T}$ | $\text{s}$ | $\text{s}$ |
| angular time | $\text{T}\cdot \text{A}^{-1}$ | $\text{s}$ | $\text{s}$ |
| length | $\text{L}$ | $\text{m}$ | $\text{in}$ |
| angular length | $\text{L}\cdot \text{A}^{-1}$ | $\text{m}$ | $\text{in}$ |
| area | $\text{L}^{2}$ | $\text{m}^{2}$ | $\text{in}^{2}$ |
| angular area | $\text{L}^{2}\text{A}^{-2}$ | $\text{m}^{2}$ | $\text{in}^{2}$ |
| volume | $\text{L}^{3}$ | $\text{m}^{3}$ | $\text{in}^{3}$ |
| wavenumber | $\text{L}^{-1}$ | $\text{m}^{-1}$ | $\text{in}^{-1}$ |
| angular wavenumber | $\text{L}^{-1}\text{A}$ | $\text{m}^{-1}$ | $\text{in}^{-1}$ |
| fuel efficiency | $\text{L}^{-2}$ | $\text{m}^{-2}$ | $\text{in}^{-2}$ |
| number density | $\text{L}^{-3}$ | $\text{m}^{-3}$ | $\text{in}^{-3}$ |
| frequency | $\text{T}^{-1}$ | $\text{Hz}$ | $\text{Hz}$ |
| angular frequency | $\text{T}^{-1}\text{A}$ | $\text{Hz}$ | $\text{Hz}$ |
| frequency drift | $\text{T}^{-2}$ | $\text{Hz} \cdot \text{s}^{-1}$ | $\text{Hz} \cdot \text{s}^{-1}$ |
| stagnance | $\text{L}^{-1}\text{T}$ | $\text{m}^{-1}\text{s}$ | $\text{in}^{-1}\text{s}$ |
| speed | $\text{L}\cdot \text{T}^{-1}$ | $\text{m}\cdot \text{s}^{-1}$ | $\text{in}\cdot \text{s}^{-1}$ |
| acceleration | $\text{L}\cdot \text{T}^{-2}$ | $\text{m}\cdot \text{s}^{-2}$ | $\text{in}\cdot \text{s}^{-2}$ |
| jerk | $\text{L}\cdot \text{T}^{-3}$ | $\text{m}\cdot \text{s}^{-3}$ | $\text{in}\cdot \text{s}^{-3}$ |
| snap | $\text{L}\cdot \text{T}^{-4}$ | $\text{m}\cdot \text{s}^{-4}$ | $\text{in}\cdot \text{s}^{-4}$ |
| crackle | $\text{L}\cdot \text{T}^{-5}$ | $\text{m}\cdot \text{s}^{-5}$ | $\text{in}\cdot \text{s}^{-5}$ |
| pop | $\text{L}\cdot \text{T}^{-6}$ | $\text{m}\cdot \text{s}^{-6}$ | $\text{in}\cdot \text{s}^{-6}$ |
| volume flow | $\text{L}^{3}\text{T}^{-1}$ | $\text{m}^{3}\text{s}^{-1}$ | $\text{in}^{3}\text{s}^{-1}$ |
| etendue | $\text{L}^{2}\text{A}^{2}$ | $\text{m}^{2}$ | $\text{in}^{2}$ |
| photon intensity | $\text{T}^{-1}\text{A}^{-2}$ | $\text{Hz}$ | $\text{Hz}$ |
| photon irradiance | $\text{L}^{-2}\text{T}$ | $\text{Hz} \cdot \text{m}^{-2}$ | $\text{in}^{-2}\text{s}$ |
| photon radiance | $\text{L}^{-2}\text{T}\cdot \text{A}^{-2}$ | $\text{Hz} \cdot \text{m}^{-2}$ | $\text{in}^{-2}\text{s}$ |
Mechanical
| Unified | SI2019 | IPS | |
|---|---|---|---|
| inertia | $\text{F}\cdot \text{L}^{-1}\text{T}^{2}$ | $\text{kg}$ | $\text{slinch}$ |
| mass | $\text{M}$ | $\text{kg}$ | $\text{slinch}$ |
| mass flow | $\text{M}\cdot \text{T}^{-1}$ | $\text{J} \cdot \text{m}^{-2} \cdot \text{Hz}^{-1}$ | $\text{lb}\cdot \text{in}^{-1}\text{s}$ |
| linear density | $\text{M}\cdot \text{L}^{-1}$ | $\text{kg}\cdot \text{m}^{-1}$ | $\text{lb}\cdot \text{in}^{-2}\text{s}^{2}$ |
| area density | $\text{M}\cdot \text{L}^{-2}$ | $\text{kg}\cdot \text{m}^{-2}$ | $\text{lb}\cdot \text{in}^{-3}\text{s}^{2}$ |
| density | $\text{M}\cdot \text{L}^{-3}$ | $\text{kg}\cdot \text{m}^{-3}$ | $\text{slinch} \cdot \text{in}^{-3}$ |
| specific weight | $\text{F}\cdot \text{L}^{-3}$ | $\text{kg}\cdot \text{m}^{-2}\text{s}^{-2}$ | $\text{lb}\cdot \text{in}^{-3}$ |
| specific volume | $\text{M}^{-1}\text{L}^{3}$ | $\text{kg}^{-1}\text{m}^{3}$ | $\text{lb}^{-1}\text{in}^{4}\text{s}^{-2}$ |
| force | $\text{F}$ | $\text{N}$ | $\text{lb}$ |
| specific force | $\text{F}\cdot \text{M}^{-1}$ | $\text{m}\cdot \text{s}^{-2}$ | $\text{in}\cdot \text{s}^{-2}$ |
| gravity force | $\text{F}^{-1}\text{M}\cdot \text{L}\cdot \text{T}^{-2}$ | $\mathbb{1}$ | $\mathbb{1}$ |
| pressure | $\text{F}\cdot \text{L}^{-2}$ | $\text{Pa}$ | $\text{lb}\cdot \text{in}^{-2}$ |
| compressibility | $\text{F}^{-1}\text{L}^{2}$ | $\text{Pa}^{-1}$ | $\text{lb}^{-1}\text{in}^{2}$ |
| viscosity | $\text{F}\cdot \text{L}^{-2}\text{T}$ | $\text{Pa} \cdot \text{s}$ | $\text{lb}\cdot \text{in}^{-2}\text{s}$ |
| diffusivity | $\text{L}^{2}\text{T}^{-1}$ | $\text{m}^{2}\text{s}^{-1}$ | $\text{in}^{2}\text{s}^{-1}$ |
| rotational inertia | $\text{M}\cdot \text{L}^{2}$ | $\text{kg}\cdot \text{m}^{2}$ | $\text{lb}\cdot \text{in}\cdot \text{s}^{2}$ |
| impulse | $\text{F}\cdot \text{T}$ | $\text{N} \cdot \text{s}$ | $\text{lb}\cdot \text{s}$ |
| momentum | $\text{M}\cdot \text{L}\cdot \text{T}^{-1}$ | $\text{N} \cdot \text{s}$ | $\text{lb}\cdot \text{s}$ |
| angular momentum | $\text{F}\cdot \text{L}\cdot \text{T}\cdot \text{A}^{-1}$ | $\text{J} \cdot \text{s}$ | $\text{lb}\cdot \text{in}\cdot \text{s}$ |
| yank | $\text{M}\cdot \text{L}\cdot \text{T}^{-3}$ | $\text{N} \cdot \text{s}^{-1}$ | $\text{lb}\cdot \text{s}^{-1}$ |
| energy | $\text{F}\cdot \text{L}$ | $\text{J}$ | $\text{lb}\cdot \text{in}$ |
| specific energy | $\text{F}\cdot \text{M}^{-1}\text{L}$ | $\text{J} \cdot \text{kg}^{-1}$ | $\text{in}^{2}\text{s}^{-2}$ |
| action | $\text{F}\cdot \text{L}\cdot \text{T}$ | $\text{J} \cdot \text{s}$ | $\text{lb}\cdot \text{in}\cdot \text{s}$ |
| fluence | $\text{F}\cdot \text{L}^{-1}$ | $\text{N} \cdot \text{m}^{-1}$ | $\text{lb}\cdot \text{in}^{-1}$ |
| power | $\text{F}\cdot \text{L}\cdot \text{T}^{-1}$ | $\text{W}$ | $\text{lb}\cdot \text{in}\cdot \text{s}^{-1}$ |
| power density | $\text{F}\cdot \text{L}^{-2}\text{T}^{-1}$ | $\text{W} \cdot \text{m}^{-3}$ | $\text{lb}\cdot \text{in}^{-2}\text{s}^{-1}$ |
| irradiance | $\text{F}\cdot \text{L}^{-1}\text{T}^{-1}$ | $\text{W} \cdot \text{m}^{-2}$ | $\text{lb}\cdot \text{in}^{-1}\text{s}^{-1}$ |
| radiance | $\text{F}\cdot \text{L}^{-1}\text{T}^{-1}\text{A}^{-2}$ | $\text{W} \cdot \text{m}^{-2}$ | $\text{lb}\cdot \text{in}^{-1}\text{s}^{-1}$ |
| radiant intensity | $\text{F}\cdot \text{L}\cdot \text{T}^{-1}\text{A}^{-2}$ | $\text{W}$ | $\text{lb}\cdot \text{in}\cdot \text{s}^{-1}$ |
| spectral flux | $\text{F}\cdot \text{T}^{-1}$ | $\text{N} \cdot \text{s}^{-1}$ | $\text{lb}\cdot \text{s}^{-1}$ |
| spectral exposure | $\text{F}\cdot \text{L}^{-1}\text{T}$ | $\text{J} \cdot \text{m}^{-2} \cdot \text{Hz}^{-1}$ | $\text{lb}\cdot \text{in}^{-1}\text{s}$ |
| sound exposure | $\text{F}^{2}\text{L}^{-4}\text{T}$ | $\text{kg}^{2}\text{m}^{-2}\text{s}^{-3}$ | $\text{lb}^{2}\text{in}^{-4}\text{s}$ |
| impedance | $\text{F}\cdot \text{L}^{-5}\text{T}$ | $\text{kg}\cdot \text{m}^{-4}\text{s}^{-1}$ | $\text{lb}\cdot \text{in}^{-5}\text{s}$ |
| specific impedance | $\text{F}\cdot \text{L}^{-3}\text{T}$ | $\text{kg}\cdot \text{m}^{-2}\text{s}^{-1}$ | $\text{lb}\cdot \text{in}^{-3}\text{s}$ |
| admittance | $\text{F}^{-1}\text{L}^{5}\text{T}^{-1}$ | $\text{kg}^{-1}\text{m}^{4}\text{s}$ | $\text{lb}^{-1}\text{in}^{5}\text{s}^{-1}$ |
| compliance | $\text{M}^{-1}\text{T}^{2}$ | $\text{m} \cdot \text{N}^{-1}$ | $\text{lb}^{-1}\text{in}$ |
| inertance | $\text{M}\cdot \text{L}^{-4}$ | $\text{kg}\cdot \text{m}^{-4}$ | $\text{lb}\cdot \text{in}^{-5}\text{s}^{2}$ |
Electromagnetic
| Unified | SI2019 | IPS | |
|---|---|---|---|
| charge | $\text{Q}$ | $\text{C}$ | $\text{C}$ |
| charge density | $\text{L}^{-3}\text{Q}$ | $\text{m}^{-3}\text{C}$ | $\text{in}^{-3}\text{C}$ |
| linear charge density | $\text{L}^{-1}\text{Q}$ | $\text{m}^{-1}\text{C}$ | $\text{in}^{-1}\text{C}$ |
| exposure | $\text{M}^{-1}\text{Q}$ | $\text{kg}^{-1}\text{C}$ | $\text{lb}^{-1}\text{in}\cdot \text{s}^{-2}\text{C}$ |
| mobility | $\text{F}\cdot \text{L}^{3}\text{T}^{-1}\text{Q}^{-1}$ | $\text{m}^2 \text{s}^{-1} \text{V}^{-1}$ | $\text{lb}\cdot \text{in}^{3}\text{s}^{-1}\text{C}^{-1}$ |
| current | $\text{T}^{-1}\text{Q}$ | $\text{s}^{-1}\text{C}$ | $\text{s}^{-1}\text{C}$ |
| current density | $\text{L}^{-2}\text{T}^{-1}\text{Q}$ | $\text{m}^{-2}\text{s}^{-1}\text{C}$ | $\text{in}^{-2}\text{s}^{-1}\text{C}$ |
| resistance | $\text{F}\cdot \text{L}\cdot \text{T}\cdot \text{Q}^{-2}$ | $\Omega$ | $\text{lb}\cdot \text{in}\cdot \text{s}\cdot \text{C}^{-2}$ |
| conductance | $\text{F}^{-1}\text{L}^{-1}\text{T}^{-1}\text{Q}^{2}$ | $\text{S}$ | $\text{lb}^{-1}\text{in}^{-1}\text{s}^{-1}\text{C}^{2}$ |
| resistivity | $\text{F}\cdot \text{L}^{2}\text{T}\cdot \text{Q}^{-2}$ | $\Omega \cdot \text{m}$ | $\text{lb}\cdot \text{in}^{2}\text{s}\cdot \text{C}^{-2}$ |
| conductivity | $\text{F}^{-1}\text{L}^{-2}\text{T}^{-1}\text{Q}^{2}$ | $\text{S} \cdot \text{m}^{-1}$ | $\text{lb}^{-1}\text{in}^{-2}\text{s}^{-1}\text{C}^{2}$ |
| capacitance | $\text{F}^{-1}\text{L}^{-1}\text{Q}^{2}$ | $\text{F}$ | $\text{lb}^{-1}\text{in}^{-1}\text{C}^{2}$ |
| inductance | $\text{F}\cdot \text{L}\cdot \text{T}^{2}\text{Q}^{-2}$ | $\text{H}$ | $\text{lb}\cdot \text{in}\cdot \text{s}^{2}\text{C}^{-2}$ |
| reluctance | $\text{F}^{-1}\text{L}^{-1}\text{T}^{-2}\text{Q}^{2}\text{R}\cdot \text{C}^{-2}$ | $\text{H}^{-1}$ | $\text{lb}^{-1}\text{in}^{-1}\text{s}^{-2}\text{C}^{2}$ |
| permeance | $\text{F}\cdot \text{L}\cdot \text{T}^{2}\text{Q}^{-2}\text{R}^{-1}\text{C}^{2}$ | $\text{H}$ | $\text{lb}\cdot \text{in}\cdot \text{s}^{2}\text{C}^{-2}$ |
| permittivity | $\text{F}^{-1}\text{L}^{-2}\text{Q}^{2}\text{R}$ | $\text{F} \cdot \text{m}^{-1}$ | $\text{lb}^{-1}\text{in}^{-2}\text{C}^{2}$ |
| permeability | $\text{F}\cdot \text{T}^{2}\text{Q}^{-2}\text{R}^{-1}\text{C}^{2}$ | $\text{H} \cdot \text{m}^{-1}$ | $\text{lb}\cdot \text{s}^{2}\text{C}^{-2}$ |
| susceptibility | $\text{R}^{-1}$ | $\mathbb{1}$ | $\mathbb{1}$ |
| specific susceptibility | $\text{M}^{-1}\text{L}^{3}\text{A}^{-1}\text{R}^{-1}$ | $\text{kg}^{-1}\text{m}^{3}$ | $\text{lb}^{-1}\text{in}^{4}\text{s}^{-2}$ |
| demagnetizing factor | $\text{R}$ | $\mathbb{1}$ | $\mathbb{1}$ |
| vector potential | $\text{F}\cdot \text{T}\cdot \text{Q}^{-1}\text{C}$ | $\text{Wb} \cdot \text{m}^{-1}$ | $\text{lb}\cdot \text{s}\cdot \text{C}^{-1}$ |
| electric potential | $\text{F}\cdot \text{L}\cdot \text{Q}^{-1}$ | $\text{V}$ | $\text{lb}\cdot \text{in}\cdot \text{C}^{-1}$ |
| 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 | $\text{F}\cdot \text{Q}^{-1}$ | $\text{V} \cdot \text{m}^{-1}$ | $\text{lb}\cdot \text{C}^{-1}$ |
| magnetic field | $\text{L}^{-1}\text{T}^{-1}\text{Q}\cdot \text{R}\cdot \text{C}^{-1}$ | $\text{m}^{-1}\text{s}^{-1}\text{C}$ | $\text{in}^{-1}\text{s}^{-1}\text{C}$ |
| electric flux | $\text{F}\cdot \text{L}^{2}\text{Q}^{-1}$ | $\text{V} \cdot \text{m}$ | $\text{lb}\cdot \text{in}^{2}\text{C}^{-1}$ |
| magnetic flux | $\text{F}\cdot \text{L}\cdot \text{T}\cdot \text{Q}^{-1}\text{C}$ | $\text{Wb}$ | $\text{lb}\cdot \text{in}\cdot \text{s}\cdot \text{C}^{-1}$ |
| electric displacement | $\text{L}^{-2}\text{Q}\cdot \text{R}$ | $\text{m}^{-2}\text{C}$ | $\text{in}^{-2}\text{C}$ |
| magnetic flux density | $\text{F}\cdot \text{L}^{-1}\text{T}\cdot \text{Q}^{-1}\text{C}$ | $\text{T}$ | $\text{lb}\cdot \text{in}^{-1}\text{s}\cdot \text{C}^{-1}$ |
| electric dipole moment | $\text{L}\cdot \text{Q}$ | $\text{m}\cdot \text{C}$ | $\text{in}\cdot \text{C}$ |
| magnetic dipole moment | $\text{L}^{2}\text{T}^{-1}\text{Q}\cdot \text{A}^{-1}\text{C}^{-1}$ | $\text{J} \cdot \text{T}^{-1}$ | $\text{in}^{2}\text{s}^{-1}\text{C}$ |
| electric polarizability | $\text{F}^{-1}\text{L}\cdot \text{Q}^{2}$ | $\text{kg}^{-1}\text{s}^{2}\text{C}^{2}$ | $\text{lb}^{-1}\text{in}\cdot \text{C}^{2}$ |
| magnetic polarizability | $\text{L}^{3}\text{A}^{-1}\text{R}^{-1}$ | $\text{m}^{3}$ | $\text{in}^{3}$ |
| magnetic moment | $\text{F}\cdot \text{L}^{2}\text{T}\cdot \text{Q}^{-1}\text{C}$ | $\text{Wb} \cdot \text{m}$ | $\text{lb}\cdot \text{in}^{2}\text{s}\cdot \text{C}^{-1}$ |
| specific magnetization | $\text{F}^{-1}\text{M}\cdot \text{L}^{-2}\text{T}^{-1}\text{Q}\cdot \text{C}^{-1}$ | $\text{m}^{-3}\text{s}\cdot \text{C}$ | $\text{in}^{-3}\text{s}\cdot \text{C}$ |
| pole strength | $\text{L}\cdot \text{T}^{-1}\text{Q}\cdot \text{A}^{-1}\text{C}^{-1}$ | $\text{m}\cdot \text{s}^{-1}\text{C}$ | $\text{in}\cdot \text{s}^{-1}\text{C}$ |
Thermodynamic
| Unified | SI2019 | IPS | |
|---|---|---|---|
| temperature | $\Theta$ | $\text{K}$ | ${^\circ}\text{R}$ |
| entropy | $\text{F}\cdot \text{L}\cdot \Theta^{-1}$ | $\text{J} \cdot \text{K}^{-1}$ | $\text{lb}\cdot \text{in}\cdot {^\circ}\text{R}^{-1}$ |
| specific entropy | $\text{F}\cdot \text{M}^{-1}\text{L}\cdot \Theta^{-1}$ | $\text{J} \cdot \text{K}^{-1} \text{kg}^{-1}$ | $\text{in}^{2}\text{s}^{-2}{^\circ}\text{R}^{-1}$ |
| volume heat capacity | $\text{F}\cdot \text{L}^{-2}\Theta^{-1}$ | $\text{kg}\cdot \text{m}^{-1}\text{s}^{-2}\text{K}^{-1}$ | $\text{lb}\cdot \text{in}^{-2}{^\circ}\text{R}^{-1}$ |
| thermal conductivity | $\text{F}\cdot \text{T}^{-1}\Theta^{-1}$ | $\text{W} \cdot \text{m}^{-1} \text{K}^{-1}$ | $\text{lb}\cdot \text{s}^{-1}{^\circ}\text{R}^{-1}$ |
| thermal conductance | $\text{F}\cdot \text{L}\cdot \text{T}^{-1}\Theta^{-1}$ | $\text{W} \cdot \text{K}^{-1}$ | $\text{lb}\cdot \text{in}\cdot \text{s}^{-1}{^\circ}\text{R}^{-1}$ |
| thermal resistivity | $\text{F}^{-1}\text{T}\cdot \Theta$ | $\text{K} \cdot \text{m} \cdot \text{W}^{-1}$ | $\text{lb}^{-1}\text{s}\cdot {^\circ}\text{R}$ |
| thermal resistance | $\text{F}^{-1}\text{L}^{-1}\text{T}\cdot \Theta$ | $\text{K} \cdot \text{W}^{-1}$ | $\text{lb}^{-1}\text{in}^{-1}\text{s}\cdot {^\circ}\text{R}$ |
| thermal expansion | $\Theta^{-1}$ | $\text{K}^{-1}$ | ${^\circ}\text{R}^{-1}$ |
| lapse rate | $\text{L}^{-1}\Theta$ | $\text{m}^{-1}\text{K}$ | $\text{in}^{-1}{^\circ}\text{R}$ |
Molar
| Unified | SI2019 | IPS | |
|---|---|---|---|
| molar mass | $\text{M}\cdot \text{N}^{-1}$ | $\text{kg}\cdot \text{mol}^{-1}$ | $\text{slinch} \cdot \text{slinch-mol}^{-1}$ |
| molality | $\text{M}^{-1}\text{N}$ | $\text{kg}^{-1}\text{mol}$ | $\text{lb}^{-1}\text{in}\cdot \text{s}^{-2}\text{slinch-mol}$ |
| molar amount | $\text{N}$ | $\text{mol}$ | $\text{slinch-mol}$ |
| molarity | $\text{L}^{-3}\text{N}$ | $\text{m}^{-3}\text{mol}$ | $\text{in}^{-3}\text{slinch-mol}$ |
| molar volume | $\text{L}^{3}\text{N}^{-1}$ | $\text{m}^{3}\text{mol}^{-1}$ | $\text{in}^{3}\text{slinch-mol}^{-1}$ |
| molar entropy | $\text{F}\cdot \text{L}\cdot \Theta^{-1}\text{N}^{-1}$ | $\text{J} \cdot \text{K}^{-1} \text{mol}^{-1}$ | $\text{lb}\cdot \text{in}\cdot {^\circ}\text{R}^{-1}\text{slinch-mol}^{-1}$ |
| molar energy | $\text{F}\cdot \text{L}\cdot \text{N}^{-1}$ | $\text{J} \cdot \text{mol}^{-1}$ | $\text{lb}\cdot \text{in}\cdot \text{slinch-mol}^{-1}$ |
| molar conductivity | $\text{F}^{-1}\text{T}^{-1}\text{Q}^{2}\text{N}^{-1}$ | $\text{S} \cdot \text{m}^2 \text{mol}^{-1}$ | $\text{lb}^{-1}\text{s}^{-1}\text{C}^{2}\text{slinch-mol}^{-1}$ |
| molar susceptibility | $\text{L}^{3}\text{N}^{-1}\text{A}^{-1}\text{R}^{-1}$ | $\text{m}^{3}\text{mol}^{-1}$ | $\text{in}^{3}\text{slinch-mol}^{-1}$ |
| catalysis | $\text{T}^{-1}\text{N}$ | $\text{kat}$ | $\text{s}^{-1}\text{slinch-mol}$ |
| specificity | $\text{L}^{3}\text{T}^{-1}\text{N}^{-1}$ | $\text{m}^{3}\text{s}^{-1}\text{mol}^{-1}$ | $\text{in}^{3}\text{s}^{-1}\text{slinch-mol}^{-1}$ |
| diffusion flux | $\text{L}^{-2}\text{T}\cdot \text{N}$ | $\text{m}^{-2}\text{s}\cdot \text{mol}$ | $\text{in}^{-2}\text{s}\cdot \text{slinch-mol}$ |
Photometric
| Unified | SI2019 | IPS | |
|---|---|---|---|
| luminous flux | $\text{J}$ | $\text{cd}$ | $\text{lm}$ |
| luminous intensity | $\text{J}\cdot \text{A}^{-2}$ | $\text{cd}$ | $\text{lm}$ |
| luminance | $\text{L}^{-2}\text{J}\cdot \text{A}^{-2}$ | $\text{lx}$ | $\text{in}^{-2}\text{lm}$ |
| illuminance | $\text{L}^{-2}\text{J}$ | $\text{lx}$ | $\text{in}^{-2}\text{lm}$ |
| luminous energy | $\text{T}\cdot \text{J}$ | $\text{s}\cdot \text{lm}$ | $\text{s}\cdot \text{lm}$ |
| luminous exposure | $\text{L}^{-2}\text{T}\cdot \text{J}$ | $\text{lx} \cdot \text{s}$ | $\text{in}^{-2}\text{s}\cdot \text{lm}$ |
| luminous efficacy | $\text{F}^{-1}\text{L}^{-1}\text{T}\cdot \text{J}$ | $\text{lm} \cdot \text{W}^{-1}$ | $\text{lb}^{-1}\text{in}^{-1}\text{s}\cdot \text{lm}$ |