Overview of Chapter 6 Douglas S. Cairns Lysle A. Wood Distinguished Professor

2-7 Basic Forces Lift Weight Drag Thrust Trim

2-8 Actual Basic Forces (ala Doug Chapman, Montana Aircraft) Dreams Reality FAA $

2-9 What’s in Weight? Lift Weight Drag Thrust Trim Payload Fuel Airplane Operating Empty Weight (OEW) Reserves Operating items Systems Propulsion Landing Gear Body Wing & Tails Food, Supplies Navigate, control and support life Generate force to move airplane Support airplane on the ground Enclose the payload Provide lift Paying Passengers and Cargo

The “Model” for CP-1 Propeller Examples in Chapter 6 Cessna 182 Skylane, second most popular general aviation airplane of all time (first is Cessna 172 Skyhawk)

Typical C182 Performance Data Horsepower: 230 Gross Weight: 2800 lbs Top Speed: 148 kts Empty Weight: 1620 lbs Cruise Speed: 141 kts Fuel Capacity: gal Stall Speed (dirty): 48 kts Range: 550 nm Takeoff Ground Roll: 625 ft Over 50 ft obstacle: 1205 ft Landing Ground Roll 590 ft Over 50 ft obstacle: 1350 ft Rate Of Climb: 980 fpm Ceiling: 18,900 ft

Dr. Cairns’ A “Straight Tail 182”

C182A Performance Horsepower: 230 Gross Weight: 2650 lbs Top Speed: 148 kts Empty Weight: 1620 lbs Cruise Speed: 141 kts Fuel Capacity: gal Stall Speed (dirty): 48 kts Range: 450 nm Takeoff Ground Roll: 620 ft Over 50 ft obstacle: 1080 ft Landing Ground Roll 610 ft Over 50 ft obstacle: 1310 ft Rate Of Climb: 1030 fpm Ceiling: 19,800 ft

The “Model” for CJ-1 Jet Examples in Chapter 6

Typical CJ3 Performance Data Citation CJ3 Manufacturer: Cessna Class: Mid Sized Seating: 6 Lavatory: enclosed Cabin Dimensions: 4.80 x 4.80 x (H-W-L) Storage Capacity: 65 cu ft Max Payload: 5,370 lb Take Off Distance: 3180ft Climb Rate: 4478 fpm Cruise Speed: 417 mph Maximum Range: 1875 nm Cruise Altitude: ft

Typical Load Factors Acrobatic, -10 to 12 (only a few pilots capable of performing with these loads) Fighter Aircraft, -6 to 8 General Aviation, Utility, -1.5 to 4.4 General Aviation, Standard, -1.5 to 3.8 Commercial Transport, -1.5 to 2.5 Heavy Transport, Bombers, -1.0 to 2.0 Helicopters (most not capable of negative load factors) UAVs (since unmanned, can have much higher load factors than manned)