Formula Symbols - V

Written by Jerry Ratzlaff on . Posted in Nomenclature & Symbols for Engineering, Mathematics, and Science

Mathematics Symbols

Mathematics Terms

Formula Symbols - V

For other symbols see:  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 SymbolDefinitionUSMetricValue
\(p_v\) - vacuum pressure \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(\varepsilon_0\) varepsilon vacuum electric permittivity constant constant \(8.854\;187\;8128(13)\;x\;10^{-12}\;F\;m^{-1}\)
\(\mu_0\) mu vacuum magnetic permeability constant constant \(1.256\;637\;062\;12(19)\;x\;10^{-6}\;N\;A^{-2}\)
\(Va\) - Vadasz number dimensionless number dimensionless number  
\(C_v\), \(\;K_v\) - valve flow coefficient \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(P_1\) - valve inlet pressure \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(P_2\) - valve outlet pressure \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(F_o\) - valve style modifier dimensionless number dimensionless number  
\(C_v\) - valve sizing coefficient - -  
\(Re_v\)   valve Reynolds number dimensionless number dimensionless number  
\(G_{vd}\) - vapor density of gas \(lb\;/\;ft^3\) \(kg\;/\;m^3\)  
\(p_v\) - vapor pressure \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(p_s\) - vapor pressure of the solution \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(p_s^0\) - vapor pressure of pure solution \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(c\), \(\;v\), \(\;u\), \(\;\omega\) omega velocity \(ft\;/\;sec\) \(m\;/\;s\)  
\(C_v\) - velocity coefficient - -  
\(\nu\) nu velocity gradient \(ft\;/\;sec\) \(m\;/\;s\)  
\(c_l\) - velocity of longitudinal waves - -  
\(c\) - velocity of sound - -  
\(c_t\) - velocity of transverse waves - -  
\(v_s\) - velocity of steam \(ft\;/\;sec\) \(m\;/\;s\)  
\(v_w\) - velocity of water \(ft\;/\;sec\) \(m\;/\;s\)  
\( \Delta v\), \(\;dv\), \(\;\Delta\omega\) omega velocity differential \(ft\;/\;sec\) \(m\;/\;s\)  
\(\nu\) nu velocity gradient \(ft\;/\;sec\) \(m\;/\;s\)  
\(VP\) - velocity pressure \(in\;/\;wg\) \(Pa\)  
\(P\), \(\;P_v\) - velocity power \(ft-lbf\;/\;sec\) \(J\;/\;s\)  
\(p_{vc}\) - vena contracta \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)  
\(y\) - vertical distance \(ft\) \(m\)  
\(y\) - vertical position \(ft\) \(m\)  
\(R\) - vertical reaction load at bearing point \(lbf\) \(N\)  
\(V\) - vertical shear force \(lbf\) \(N\)  
\(v\) - vibrational - -  
\(\eta\), \(\;\mu\) eta, mu viscosity \(lbf-sec \;/\; ft^2\) \(Pa-s\)  
\(\eta\) eta viscosity coefficient \(lbf-sec \;/\; ft^2\) \(Pa-s\)  
\(\Delta \eta\), \(\;\eta_d\) eta viscosity differential \(lbf-sec \;/\; ft^2\) \(Pa-s\)  
\(VI\) - viscosity index - -  
\(\eta_s\), \(\;\mu_s\) eta, mu viscosity of a solution used \(lbf-sec \;/\; ft^2\) \(Pa-s\)  
\(\eta\) eta viscous force \(lbf-sec \;/\; ft^2\) \(Pa- s\)  
\(e\) - void ratio - -  
\(E\), \(\;V\) - volt \(volt\) \(volt\)  
\(E\), \(\;V\) - voltage \(volt\) \(volt\)  
\(VR\) - voltage ratio - -  
\(V\), \(\;\upsilon\) upsilon volume \(in^3 \;or\; ft^3\) \(mm^3 \;or\; m^3\)  
\(V_d\), \(\;\Delta V\) Delta volume differential \(ft^3\) \(m^3\)  
\(\phi\) phi volume fraction - -  
\(\theta\) theta volume strain - -  
\(\beta\) beta volumetric coefficient of expansion \(1\;/\; ^\circ R\) \(1\;/\; K\)  
\(VE\) - volumetric efficiency \(lbm\;/\;in^3\) \(kg\;/\;mm^3\)  
\(Q\), \(\;V \), \(\;\dot {V}\) - volumetric flow rate \(ft^3\;/\;sec\) \(m^3\;/\;s\)  
\(B\) - volumetric fraction - -  
\(\Delta V\) - volumetric thermal expansion \(ft^3\) \(m^3\)  
\(\alpha_v\) alpha volumetric thermal expansion coefficient \(ft^3\) \(m^3\)  
\(R_k\) - von Klitzing constant constant constant \(25\;812.807\;45...\;\Omega\)