Unit Equalities
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Unit EqualitiesNomenclature & Symbols for Engineering, Mathematics, and Science A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z |
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| Symbol | English | Metric | SI |
| Ampere - \(A\), \(\;I\) |
- | \(I\) = \(\large{\frac{C}{s}}\) | \(C - s^{-1}\) |
| Btu - \(Btu\) | \(Btu\) = \(lbf-ft\) | \(Btu\) = \(J\) = \(kJ\) = \(W-h\) | \(J\) |
| Celsius - \(C\) | - | \(C\) | \(x+273.15\;K\) |
| Coulomb - \(C\) | - | \(C\) = \(A-s\) | \(A-s\) |
| Farad - \(F\) | - | \(F\) = \(\large{\frac{s^4-A^2}{kg-m^2}}\) = \(\large{\frac{S^2-C^2}{kg-m^2}}\) = \(\large{\frac{C}{V}}\) = \(\large{\frac{A-s}{V}}\) = \(\large{\frac{W-s}{V^2}}\) = \(\large{\frac{J}{V^2}}\) = \(\large{\frac{N-m}{V^2}}\) = \(\large{\frac{C^2}{J}}\) = \(\large{\frac{C^2}{N-m}}\) = \(\large{\frac{S}{\Omega}}\) = \(\large{\frac{1}{\Omega-Hz}}\) = \(\large{\frac{S}{Hz}}\) = \(\large{\frac{s^2}{H}}\) | \(s^4-A^2-kg^{-1}-m^{-2}\) |
| Gauss - \(G\) | - | \(G\) = \(\large{\frac{T}{10^4}}\) = \(Mx-cm^2\) = \(\large{\frac{g}{Bi-s^2}}\) | \(T-10^{-4}\) |
| Henry - \(H\) | - | \(H\) = \(\large{\frac{kg-m^2}{s^2-A^2}}\) = \(\large{\frac{N-m}{A^2}}\) = \(\large{\frac{kg-m^2}{C^2}}\) = \(\large{\frac{J}{A^2}}\) = \(\large{\frac{T-m^2}{A}}\) = \(\large{\frac{Wb}{A}}\) = \(\large{\frac{V-s}{A}}\) = \(\large{\frac{s^2}{F}}\) = \(\large{\frac{\Omega}{Hz}}\) = \(\Omega-s\) | \(kg-m^2-s^{-2}-A^{-2}\) |
| Hertz - \(Hz\) | - | \(Hz\) = \(s^{-1}\) (one cycle per sec) | \(s^{-1}\) |
| Horespower - \(hp\) | \(hp\) | \(hp\) = \(W\) | \(W\) |
| Joule - \(J\) | \(lbf-ft\) | \(J\) = \(\large{\frac{kg-m^2}{s^2}}\) = \(N-m\) = \(Pa-m^3\) = \(W-s\) = \(C-V\) = \(\Omega-A^2-s\) | \(kg-m^2-s^{-2}\) |
| Joule-sec - \(J-s\) | \(\large{\frac{lbf-ft}{sec}}\) | \(J-s\) = \(\large{\frac{kg-m^2}{s}}\) | \(kg-m^2-s^{-1}\) |
| Kelvin - \(K\) | - | \(K\) | \(x-273.15\;C\) |
| Maxwell - \(Mx\) | - | \(Mx\) = \(\large{\frac{Wb}{10^{8}}}\) = \(\large{\frac{G}{cm^2}}\) | \(Wb-10^{-8}\) |
| Newton - \(N\) | \(lbf\) | \(N\) = \(\large{\frac{kg-m}{s^2}}\) | \(kg-m-s^{-2}\) |
| Newton-meter - \(N-m\) | \(lbf-ft\) | \(N-m\) = \(\large{\frac{kg-m^2}{s^2}}\) | \(kg-m^2-s^{-2}\) |
| Ohm - \((\Omega)\), \(\;(R)\) | - | \(\Omega\) = \(\large{\frac{kg-m^2}{s^3-A^2}}\) = \(\large{\frac{kg-m^2}{s-C^2}}\) = \(\large{\frac{J}{s-A^2}}\) = \(\large{\frac{V}{A}}\) = \(\large{\frac{1}{S}}\) = \(\large{\frac{W}{A^2}}\) = \(\large{\frac{V^2}{W}}\) = \(\large{\frac{s}{F}}\) = \(\large{\frac{H}{s}}\) = \(\large{\frac{J-s}{C^2}}\) | \(kg-m^2-s^{-3}-A^{-2}\) |
| Poise - \(P\) | \(\large{\frac{lbf}{ft-sec}}\) | \(P\) = \(\large{\frac{kg}{0.1\;m-s}}\) = \(1\;dyn-s-cm^2\) = \(\large{\frac{N-s}{m^2}}\) | \(kg-0.1\;m^{-1}-s^{-1}\) |
| Pascal - \(Pa\) | \(\large{\frac{lbf}{in^2}}\) | \(Pa\) = \(\large{\frac{kg}{m-s^2}}\) = \(\large{\frac{N}{m^2}}\) = \(\large{\frac{J}{m^3}}\) | \(kg-m^{-1}-s^{-2}\) |
| Pascal-sec - \(Pa-s\) | \(\large{\frac{lbf-sec}{ft^2}}\) | \(Pa-s\) = \(\large{\frac{kg}{m-s}}\) = \(\large{\frac{N-s}{m^2}}\) = \(10\;P\) | \(kg-m^{-1}-s^{-1}\) |
| MegaPascal - \(MPa\) | \(\large{\frac{lbf}{in^2}}\) | \(MPa\) = \(\large{\frac{N}{mm^2}}\) | \(N-mm^{-2}\) |
| Siemens - \(S\) | - | \(S\) = \(\large{\frac{s^3-A^2}{kg-m^2}}\) | \(s^3-A^2-kg^{-1}-m^{-2}\) |
| Tesla - \(T\) | - | \(T\) = \(\large{\frac{kg}{s^2-A}}\) = \(\large{\frac{V-s}{m^2}}\) = \(\large{\frac{N}{A-m}}\) = \(\large{\frac{J}{A-m^2}}\) = \(\large{\frac{H-A}{m^2}}\) = \(\large{\frac{Wb}{m^2}}\) = \(\large{\frac{kg}{C-s}}\) = \(\large{\frac{N-s}{C-m}}\) = \(\large{\frac{kg}{A-s^2}}\) | \(kg-s^{-2}-A^{-1}\) |
| Torr - \(Torr\) | - | \(Torr\) = \(Pa\) | \(kg-m^{-1}-s^{-2}\) |
| Volt - \(V\) | - |
\(V\) = \(\large{\frac{kg-m^2}{s^{3}-A}}\) = \(A-\Omega\) = \(\large{\frac{Wb}{s}}\) = \(\large{\frac{W}{A}}\) = \(\large{\frac{J}{C}}\) = \(\large{\frac{eV}{e}}\)
|
\(kg-m^2-s^{-3}-A^{-1}\) |
| Watt - \((W)\), \(\;(P)\) | \(\large{\frac{lbf-ft^2}{ssec^3}}\) | \(W\) = \(\large{\frac{kg-m^2}{s^3}}\) = \(\large{\frac{J}{s}}\) = \(\large{\frac{N-m}{s}}\) | \(kg-m^2-s^{-3}\) |
| Weber - \(Wb\) | \(\large{\frac{V}{sec}}\) | \(Wb\) = \(\large{\frac{kg-m^2}{s^2-A}}\) = \(\large{\frac{N-m}{A}}\) = \(\large{\frac{J}{A}}\) = \(\Omega-C\) = \(V-s\) = \(H-S\) = \(T-m^2\) = \(10^8-Mx\) | \(kg-m^2-s^{-2}-A^{-1}\) |
| Unit - Symbol | English | Metric | SI |
