Formula Symbols - F

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
\(K\) - factor - -
\(FS\) - factor of safety - -
\(n\) - fan speed \(ft\;/\;sec\) \(m\;/\;s\)
\(\tau\) tau Fanning friction factor dimensionless number dimensionless number
\(Fa\) - Faraday constant - \(C\;/\;mol\)
\(k_f\) - Fermi angular wave vector - -
\(E_f \;,\; \epsilon_f\) epsilon Fermi energy - -
\(h\) - film coefficient \(Btu\;/\;hr-ft^2-^\circ F\) \(W\;/\;m^2\cdot K\)
\(h\) - film thickness \(in\) \(mm\)
\(l_f\) - final length - -
\(x_f\) - final position - -
\(T_f\) - final temperature - -
\(t_f\) - final time - -
\(v_f\) - final velocity - -
\(V_f\) - final volume - -
\(\alpha\) alpha fine-structure constant constant constant
\(FS\) - flash steam - -
\(T\) - flight time \(sec\) \(s\)
\(q\) - flow - \(m^3\;/\;s\)
\(C_v\) - flow coefficient - -
\(Q\) - flow rate \(gal\;/\;min\) -
\(Q_a\) - flow rate of air - -
\(Q_s\) - flow rate of steam - -
\(Q_w\) - flow rate of water \(gal\;/\;min\) -
\(Q \;,\; V\) - flow velocity - -
\(h\) - fluid head \(ft\) \(m\)
\(u\) - fluid velocity \(ft\;/\;sec\) \(m\;/\;s\)
\( F\) - force \(lbf\) \(N\)
\(F_d \;,\; \Delta F\) delta force differential \(lbf\) \(N\)
\(P\) - force of impression \(lbf\) \(kg\)
\(F\) - formality - \(FW\;/\;L\)
\(FW\) - formula weight \(lbm\;/\;lbmol\) \(kg\;/\;kmol\)
\(Fo\) - Fourier Number - -
\(x\) - fraction - -
\(f\) - fraction split - -
\(f \;,\; \nu\) nu frequency \(Hz\) \(HZ\)
\(f\) - friction - \( N\)
\(\mu\) mu friction coefficient dimensionless number dimensionless number
\(f\) - friction factor - -
\(F_f\) - friction force - -
\( FHP\) - friction horsepower \(hp\) -
\( FP\) - friction pressure \(in \; wg\) \(Pa\)
\(RA\) - fractional reduction in area - -
\(Fo\) - Fourier number dimensionless number dimensionless number
\(Fr\) - Froude number dimensionless number dimensionless number
\( FAR\) - fuel-air ratio \(lbm\;/\;lbm\) \(kg\;/\;kg\)
\(s'\) - fuel economy \(mi\;/\;gal\) \(km\;/\;L\)
\( m_f\) - fuel mixture - -
\(FU\) - fuel utilization - -
\(f\) - function - -