Formula Symbols - V

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

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 SymbolDefinitionUSMetric
\(p_v\) - vacuum pressure \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)
\(Va\) - Vadasz number dimensionless number dimensionless number
\(p_v\) - vapor pressure \(lb\;/\;in^2 \;or\; PSI\) \(Pa\)
\(c \;or\; v \;or\; u \;or\; w\) - velocity \(ft\;/\;sec\) \(m\;/\;s\)
\(\varphi\) varphi velocity coefficient - -
\(c_l\) - 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 \(ft\;/\;sec\) \(m\;/\;s\)
\(v_d \;or\; \Delta v \;or\; \Delta\omega\) omega velocity differential \(ft\;/\;sec\) \(m\;/\;s\)
\(\nu\) nu velocity gradient - -
\(VP\) - velocity pressure \(in\;wg\) \(Pa\)
\(y\) - 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 - -
\(\eta \;or\; \mu\) eta , mu viscosity \(lbf-sec \;/\; ft^2\) \(Pa-s\)
\(\eta\) eta viscosity coefficient \(lbf-sec \;/\; ft^2\) \(Pa-s\)
\(\Delta \eta \;or\; \eta_d\) eta viscosity differential \(lbf-sec \;/\; ft^2\) \(Pa-s\)
\(VI\) - viscosity index - -
\(\eta\) eta viscous force \(lbf-sec \;/\; ft^2\) \(Pa- s\)
\(e\) - void ratio - -
\(E \;or\; V\) - volt \(volt\) \(volt\)
\(E \;or\; V\) - voltage \(volt\) \(volt\)
\(VR\) - voltage ratio - -
\(V \;or\; \upsilon\) upsilon volume \(in^3 \;or\; ft^3\) \(mm^3 \;or\; m^3\)
\(V_d \;or\; \Delta V\) 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 \(lbm/in^3\) \(kg/mm^3\)
\(Q \;or\; V \;or\; \dot {V}\) - volumetric flow rate \(ft^3\;/\;sec\) \(m^3\;/\;s\)
\(B\) - volumetric fraction - -
\(\alpha_v\) alpha volumetric thermal expansion coefficient - -