Formula Symbols - O

on . Posted in Nomenclature & Symbols for Engineering, Mathematics, and Science

Mathematics and Management Rules and Symbols

"O" Formula Symbols

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

SymbolGreek SymbolDefinitionEnglishMetricSIValue
\(\rho_o\) rho object density \(\large{\frac{lbm}{ft^3}}\) \(\large{\frac{kg}{m^3}}\) \(kg-m^{-3}\) -
\(ON\) - octane number dimensionless dimensionless dimensionless -
\(x\) - offset distance \(ft\) \(m\) \(m\) -
\(T\) - offset motion - - - -
\(R\) - ohm - - - -
\(Oh\) - Ohnesorge number dimensionless dimensionless dimensionless -
\(\Omega\) omega ohm - - - -
- - Ohm's law - - - -
\(1D\) - one-dimension - - - -
\(L\), \(\;l_i\) - orbital angular momentum - - - -
\(n\) - order of reflexion - - - -
\(A_o\) - orifice area \(in^2\) \(mm^2\) \(mm^2\) -
\(h\) - orifice center of head \(in\) \(mm\) \(mm\) -
\(K\) - orifice constant \(gpm-\sqrt{psi}\) \(\large{\frac{L}{s \sqrt{kPa}}}\) - -
\(C_d\) - orifice discharge coefficient dimensionless dimensionless dimensionless -
\(Q\) - orifice flow rate \(\large{\frac{ft^3}{sec}}\) \(\large{\frac{m^3}{s}}\) \(m^3-s^{-1}\) -
\(G\) - orifice gravitational constant \(\large{\frac{lbf-ft^2}{lbm^2}}\)  \(\large{\frac{N - m^2}{kg^2}}\)  \(N-m^2-kg^{-2}\) -
\(l_o\) - origional length \(ft\) or \(m\) \(in\) or \(mm\) \(in\) or \(mm\) -
\(f_o\) - orthogonal force \(lbf\) \(N\) \(kg-m-s^{-2}\) -
\(\pi \) pi osmotic pressure \(\large{\frac{lbf}{ft^2}}\) \(Pa\) \(kg-m^{-1}-s^{-2}\) -
\(p_o\) - outlet pressure \(\large{\frac{lbf}{in^2}}\) \(Pa\) \(kg-m^{-1}-s^{-2}\) -
\(E_o\) - output energy \(lbf-ft\) \(J\) \(kg-m^2-s^{-2}\) -
\(W_o\) - output work \(lbf-ft\) \(J\) \(kg-m^2-s^{-2}\) -
\(OD\) - outside diameter \(in\) \(mm\) \(mm\) -
\(OD\) - outside diameter of pipe \(in\) \(mm\) \(mm\) -
\(U\) - overall coefficient of heat transfer - - - -
\(\eta_0\) eta overall efficiency dimensionless dimensionless dimensionless -
\(U\) - overall heat transfer coefficient \(\large{\frac{Btu}{hr-ft^2-F}}\)  \(\large{\frac{W}{m^2-K}}\) \(W-m^{-2}-K^{-1}\) -
Symbol Greek Symbol Definition English Metric SI Value

 

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