Investigation of a Three-blade Propeller in Combination with Two

Schaumburg Regional Airport , 847-895-0315 372 CITY OF CHICAGO PUBLIC TRANSPORTATION • CTA , 888 USEFUL PHONE NUMBERS AND WEB SITES

12:30 Public Transit Chicago Transit Authority YOUR-CTA com Pick up train and bus schedules from the Loyola

cta888 Schaumburg Regional Airport , 847-895-0315 372 CITY OF CHICAGO PUBLIC TRANSPORTATION • CTA , 888 USEFUL PHONE NUMBERS AND WEB SITES

cta888 CTa 888 16 12 20 20 GP Apparent power coefficient , Cpa O Mt DIN 180 O D 30 4 B Tip Mach number , M1 CPa 22 6 8 Apparent efficiency , a 36