Average Force at 0.7VT; Calculate V = 1.3stall and SL below using CLmax = 2.5 because CLmax not limited due to flap extension. 1.69 W S= 9PSC Lmax D+HR (W-L) avg Lift-off and Touchdown Speeds V LO = 1.2V Stall V=1.3V Stall 1 NM 1 SM 6,076 ft 5,280 ft 1 NM/hr = 1 knot 1 lb = 1 slug ft/sec R = F + 460 R 0.02 for takeoff 1 gal jet fuel = 6.7 lb 1 HP = 550 (ft-lb)/sec g= 32.2 ft/sec 1 hour 3,600 sec R = 0.40 for landing PSL 2116.2 lb/ft P5K ft 1760.7 lb/ft PSL 0.002377 slug/ft TSL = 59 F P5K ft = 0.002048 slug/ft T5K A = 41 F P20K ft = 972.4 lb/ft P20K ft = 0.001266 slug/ft T20K ft = -12 F 1 2 ||