A 15 000 lb airplane has the Tr curve shown in Figure 10.3 The Ta is 3000 lb and it is the same for all airspeeds. The airplane is flying at 200 knots when the pilot pulls back on the stick, resulting in a speed of 175 knots, Find the ROC (. or -) at the new speed. 4500 4000 3500 B A Thrust required (lb) 3000 2500 2000 1500 150 200 250 Velocity (TAS) O 742 fom @ 500 fom -1300 fpm Q 455 fpm