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107. oldal
Furthermore , a high - speed stall is not considered a hazard- ous manœuvre - nor should it be , since air combat in the recent War showed how a number of attacks and defensive counter- attacks were dependent on forcing the enemy to ...
Furthermore , a high - speed stall is not considered a hazard- ous manœuvre - nor should it be , since air combat in the recent War showed how a number of attacks and defensive counter- attacks were dependent on forcing the enemy to ...
7. oldal
The speed of molecules of air at normal sea- level temperature is about 1,700 ft . per sec . ( 1,160 m.p.h. ) . Air pressure " is felt simply as the cumulative effect of the molecules hammering at whatever contains them .
The speed of molecules of air at normal sea- level temperature is about 1,700 ft . per sec . ( 1,160 m.p.h. ) . Air pressure " is felt simply as the cumulative effect of the molecules hammering at whatever contains them .
8. oldal
The speed of the air in the boundary layer varies rapidly from that of the aircraft itself at the surface to zero a little way out . As demonstrated in Figure 1 , with a cambered wing , the first region of super - sonic flow will appear ...
The speed of the air in the boundary layer varies rapidly from that of the aircraft itself at the surface to zero a little way out . As demonstrated in Figure 1 , with a cambered wing , the first region of super - sonic flow will appear ...
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