Formula Symbols - T

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

SymbolGreek SymbolDefinitionUSMetric
$$v_t$$ - tangential velocity $$rad/s$$ $$rad/s$$
$$Ta$$ - Taylor number dimensionless number dimensionless number
$$T$$ - temperature $$^\circ F$$ $$^\circ C$$
$$\Delta T$$ delta temperature differential $$^\circ F$$ $$^\circ C$$
$$T_d$$ - temperature differential $$^\circ F$$ $$^\circ C$$
$$T$$ - tension $$lbf$$ $$N$$
$$F_t$$ - tension force - -
$$C_t$$ - thermal capacitance $$Btu/^oF$$ $$J/K$$
$$Q$$ - thermal conduction - -
$$k$$ - thermal conductivity $$Btu-ft/hr-ft^2-^\circ F$$ $$W/m\cdot K$$
$$\lambda$$ lambda thermal conductivity $$Btu-ft/hr-ft^2-^\circ F$$ $$W/m\cdot K$$
$$k_t$$ - thermal conductivity constant - -
$$\alpha$$ alpha thermal diffusivity $$ft^2/sec$$ $$m^2 /s$$
$$Q$$ - thermal energy - -
$$\alpha$$ alpha thermal expansion coefficient - $$K_{-1}$$
$$R_t$$ - thermal resistance $$hr-^\circ F/Btu$$ $$K/W$$
$$t$$ - thickness $$in\;$$ or$$\; ft$$ $$m$$
$$F$$ - thrust $$lbf$$ $$N$$
$$F$$ - thrust force $$lbf$$ $$N$$
$$t$$ - time $$hr$$ $$s$$
$$\tau$$ tau time constant $$m$$ $$s$$
$$\Delta t$$ delta time differential $$hr$$ $$s$$
$$t_d$$ - time differential $$hr$$ $$s$$
$$T$$ - torque $$in-lbf$$ $$N\cdot m$$
$$Q$$ - total heat $$Btu$$ $$kJ$$
$$K$$ Kappa torsion coefficient - $$N \cdot m/rad$$
$$TP$$ - total pressure $$in\; wg$$ $$Pa$$
$$TDH$$ - total dissolved head $$ft$$ $$m$$
$$TDS$$ - total dissolved solids $$ppm$$ $$mg/L$$
$$W_T$$ - total work $$ft-lbf$$ $$kW$$
$$\dot {t}$$ - transfer rate - -
$$TU$$ - transfer units - -
$$\tau$$ tau transmittance - -
$$T$$ - transmitted torque $$ft-lbf$$ $$N \cdot m$$
$$Pr_t$$ - Turbulent Prandtl number dimensionless number dimensionless number