Question $5-$ Turn Radius for F$-104$ Jet Fighter $(10$ Points$)$: A F$-104$ jet fighter engages in dog fight with a Mig $21.$ Turn radius is an important parameter that needs to be minimized for a fighter aircraft engaging in air combat.

INDICATED AIRSPEED$-$KNOTS

$F50-2-5-89$

a$)$ Estimate the best pull up radius for $F-104$ at an altitude of $20,000ft.$ Use the given $V-n$ diagram for F$-104.$ Assume that indicated air speed is equal to the equivalent airspeed.

b$)$ What is the Mach number for the conditions of best pull up radius?