Formula Symbols - I

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

SymbolGreek SymbolDefinitionUSMetric
\( R\) - ideal gas constant \(ft-lbf/lbmol-^\circ R\) \(J/kmol\cdot K\)
\(I\) - impulse \(lbf-sec\) \(N\cdot s\)
\(L\) - inductance - \(H\)
\(X_L\) - inductive reactance - -
\(l_i\) - initial length - -
\(x_i\) - initial position - -
\(T_i\) - initial temperature - -
\(t_i\) - initial time - -
\(v_i\) - initial velocity - \(m/s\)
\(V_i\) - initial volume - -
\(p_i\) - inlet pressure - -
\(a_i\) - instantaneous acceleration - -
\(v_i\) - instantaneous velocity - -
\(I\) - interference - -
\(U\) - internal energy \(Btu/lbm\) \(kJ/kg\)
\(\alpha\) alpha isentropic compressibility \(1/ ^\circ R\) \(1/K\)
\(\beta\) beta isobaric compressibility \(1/ ^\circ R\) \(1/K\)
\(\kappa\) kappa isothermal compressibility \(1/ ^\circ R\) \(1/K\)