AIRPLANE PERFORMANCES — HAMLIN AND SPENCELEY 453 



4. Range (figs. 20 and 21). — In determining range and climb per- 

 formance the amount of fuel consumed in climb is important, except 

 in the case of the propeller. The following table compares the fuel 

 consumptions in climb. 



Fuel consumed during climJ) 



Figure 20. — Range vs. air speed. 



