Bank Angle and the Physics of Standard Rate Turns (continued)

VIII - Units and Variables Used

International System of Units (SI Units)
	Base Units     Unit Type Unit Name Symbol      Distance or Length meters [m]      Mass kilograms [kg]      Time seconds [s]      Angle radians [rad] Derived Units     Unit Type Unit Name Symbol      Weight or Force newtons [N]      Speed meters per second [m/s]      Angular Speed radians per second [rad/s]

Table 8-1

Variables and Constants Used
	Variables     Name Symbol SI Unit      Bank Angle [rad]      Horizontal Component of Lift LH [N]      Vertical Component of Lift LV [N]      Total Lift Force L [N]      Centripetal Force CF [N]      Rate of Turn or Angular Speed [rad/s]      Aircraft Turn Radius r [m]      Aircraft Speed v [m/s]      Aircraft Mass m [kg]      Length of Arc s [m]      Aircraft Position Angle [rad]      Acceleration of Gravity g [m/s2] Constants     Name Symbol SI Unit      pi (ratio of circle circumference      to diameter) -

Table 8-2

Variables Used in Equations and their SI Conversion Multipliers
	Name Symbol Non SI Unit Multiplier to Convert to SI Exact Conversion      Bank Angle [o] (/180) yes      Horizontal      Component of Lift LH [lbf] (0.45359237 · 9.80665) yes      Vertical      Component of Lift LV [lbf] (0.45359237 · 9.80665) yes      Total Lift Force L [lbf] (0.45359237 · 9.80665) yes      Centripetal Force CF [lbf] (0.45359237 · 9.80665) yes      Rate of Turn or      Angular Speed [o/s] (/180) yes      Aircraft Turn      Radius r [km] (1000) yes      Aircraft Turn      Radius r [Nm] (1852) yes      Aircraft Speed v [knots] (463/900) yes      Aircraft Speed v [km/hr] (5/18) yes      Aircraft Mass m [lb] (0.45359237) yes      Length of Arc s [km] (1000) yes      Length of Arc s [Nm] (1852) yes      Aircraft Position      Angle [o] (/180) yes      Acceleration of      Gravity g [ft/s2] (0.3048) yes

Table 8-3