Formula Symbols - M

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
\(m_e\) - electron (rest) \(lbm\) \(kg\)
\( M\) - Mach number dimensionless number dimensionless number
\(Ma\) - Mach number dimensionless number dimensionless number
\(B\) - magnetic field - -
\(V\) - Manning formula \(ft/sec\) \(m/s\)
\( Ma\) - Marangoni number dimensionless number dimensionless number
\(m\) - mass \(lbm\) \(kg\)
\(\dot {m}_c\) - mass condensation rate \(lbm/hr\) \(kg/s\)
\(\rho \) rho mass density - \(kg/m^3\)
\(D_m\) - mass diffusivity - \(cm^2/s\)
\(\dot {m}_f\) - mass flow rate \(lbm/sec\) \(kg/s\)
\(\Gamma\) Gamma mass flow rate per unit area \(lbm/hr-ft^2\) \(kg/s \cdot m^2\)
\(I\) - mass moments of inertia \(lbm-ft^2\) \(kg \cdot m^2\)
\(K\) - mass transfer coefficient - -
\(\dot {m}_t\) - mass transfer rate \(lbm/sec\) \(kg/s\)
\(D\) - material density \(g / cm^3\) \(kg / m^3\)
\(m\) - mean - -
\(\lambda \) lambda mean free path - -
\(v_m\) - mean velocity \(ft/sec\) \(m/s\)
\(ME\) - mechanical energy - -
\(W\) - mechanical work - \(J\)
\(K\) - mixing factor - -
\(E\) - modulus of elasticity \(lbf/ft^2\) \(Pa\)
\(\lambda \) lambda modulus of elasticity - -
\(n\) - modular ratio - -
\(m\) - module - \(mm\)
\(MC\) - moisture content - -
\(m\) - molality - \(mol/1000g\)
\(M\) - molar concentration \(lbmol/ft^3\) \(kmol/m^3\)
\(H\) - molar enthalpy \(Btu/lbmol\) \(kJ/kmol \)
\(S\) - molar entropy \(Btu/lbmol- ^\circ {R}\) \(kJ/kmol \cdot K\)
\( R\) - molar gas constant \(ft-lbf/lbmol-^\circ R\) \(J/kmol\cdot K\)
\(Q\) - molar heat \(Btu/lbmol\) \(kJ/kmol\)
\(U\) - molar internal energy \(Btu/lbmol\) \(kJ/kmol\)
\(M\) - molar mass of gas - -
\(C\) - molar specific heat \(Btu/lbmol- ^\circ {F}\) \(kJ/kmol \cdot {K}\)
\(M\) - molarity - \(mol/l\)
\(n\) - mole - -
\(\chi\) chi mole fraction - -
\(MW\) - molecular weight \(lbm/lbmol\) \(kg/kmol\)
\( M\) - moment \(ft-lbf\) \(N \cdot m\)
\( M\) - moment of force \(ft-lbf\) \(N \cdot m\)
\( I\) - moment of inertia - \(kg \cdot m^2\)
\( p\) - momentum \(lbm-ft/sec\) \(kg \cdot m/s\)
\( Mo\) - Morton number dimensionless number dimensionless number