What Makes Airplanes Fly?: History, Science, and Applications of AerodynamicsNew York, 1991 - 225 strán (strany) |
Vyhľadávanie v obsahu knihy
Výsledky 1 - 3 z 43.
Strana 41
... shape , or it may even break . In contrast , liquids and gases do not offer resistance to a change of shape . There are obvious differences between liquids and gases . For exam- ple , a gas such as air fills a container uniformly , and ...
... shape , or it may even break . In contrast , liquids and gases do not offer resistance to a change of shape . There are obvious differences between liquids and gases . For exam- ple , a gas such as air fills a container uniformly , and ...
Strana 98
... shapes with equal absolute drag values would have the relative sizes shown in Figure 7.8 ! This compari- son computed from the formula for drag demonstrates the great effect of aero- dynamic shape on the drag of a body , a most ...
... shapes with equal absolute drag values would have the relative sizes shown in Figure 7.8 ! This compari- son computed from the formula for drag demonstrates the great effect of aero- dynamic shape on the drag of a body , a most ...
Strana 100
... shape . Yet practical shapes cannot be long enough to have pointed ends and very shallow angles . At some stage separation will always appear . A truly streamlined car would be very long , and it would have a useless tail . A dolphin ...
... shape . Yet practical shapes cannot be long enough to have pointed ends and very shallow angles . At some stage separation will always appear . A truly streamlined car would be very long , and it would have a useless tail . A dolphin ...
Obsah
Milestones of the Modern Age | 25 |
The Nature of Liquids and Gases | 41 |
The Atmosphere of the Earth | 47 |
Autorské práva | |
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aerodynamic drag aeronautics aircraft airfoil airliners airplane airship altitude angle of attack Appendix apply atmosphere automobile aviation balloon Bernoulli's equation birds body boundary layer Cayley Cayley's Chapter computed constant craft cylinder density dimensionless dimensions discussed distance drag and lift drag coefficient effect energy engine experiments fact flight speed flow field flow speed fluid mechanics flying machines fuel gases given gliders increase inviscid jet turbines km/h laminar lift force Lilienthal liquids Mach number Magnus effect mass motion moving ornithopter parameters passengers pilot plane plate pressure problems produced propeller propulsion range ratio Reynolds number rocket shape shear shock wave shown in Figure space speed of sound sphere steady streamlines supersonic surface friction Table temperature test section thrust tion trailing edge transport tube turbojet turbulent boundary layer turn unit values velocity vortex vortices wind tunnel wing Wright brothers Wright Flyer