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Typical Sailplane. 30. 20. Commercial Jets (Subsonic). DC-8. B-52. 18. B-747. Military Jets. DC-10. 16. Gulfstream. Retractable Gear Prop A/C. (L/D) max. Cardinal. F-111. Bonanza. 14. Lear. C-130. F-106. F-86D. 12. Fixed Gear Prop A/C. F-105. Skyhawk. F-5. Cherokee.
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Typical Sailplane 30 20 Commercial Jets (Subsonic) DC-8 B-52 18 B-747 Military Jets DC-10 16 Gulfstream Retractable Gear Prop A/C (L/D)max Cardinal F-111 Bonanza 14 Lear C-130 F-106 F-86D 12 Fixed Gear Prop A/C F-105 Skyhawk F-5 Cherokee F-4 10 Cessna 152 F-18 J-3 8 6 F-102 F-100 4 Transonic Jets F4 F-104 2 0 0.4 0.8 1.2 1.6 2.0 2.4 Wetted Aspect Ratio, b2/Swet Some Sources: Raymer, Aircraft Design, Stinton-Design of the Modern Aeroplane, Jane’s
9 10 VEHICLE WEIGHTS ARE GROSS 90,000-TON CVA 8 10 8,000-TON FRIGATE 350-TON 400,000-TON TANKER AIRCRAFT , DOLLARS 25-TON FIGHTER AIRCRAFT 7 10 200-TON COASTAL PATROL b 60-TON HYDROFOIL 3 6 Q=1 Q=10 Q=10 6 10 12-TON AIR COST - 1000 W CUSHION VEHICLE WW II BOMBER 60-TON TANK 5 10 VEHICLE WW II FIGHTER 10-TON APC 20-TON HIGH-MOBILITY TRUCK 2-TON PRESTIGE AUTOMOBILE 4 10 5-TON HIGH-MOBILITY TRUCK 2-TON AUTOMOBILE (MASS PRODUCED) 1 -TON AUTOMOBILE (MASS PRODUCED) 3 10 10 2 3 4 5 6 10 10 10 10 10 INSTALLED POWER, hp