What Makes Airplanes Fly?: History, Science, and Applications of AerodynamicsNew York, 1991 - 225 strán (strany) |
Vyhľadávanie v obsahu knihy
Výsledky 1 - 3 z 68.
Strana 127
... fact that is apparent to a driver who keeps up with a flying bird . When it comes to soaring , the best modern sailplanes , with L / D ratios up to about 60- or glide numbers of 1 : 60 - beat the albatross and similar birds . Hang ...
... fact that is apparent to a driver who keeps up with a flying bird . When it comes to soaring , the best modern sailplanes , with L / D ratios up to about 60- or glide numbers of 1 : 60 - beat the albatross and similar birds . Hang ...
Strana 147
... fact , the speed of propagation of the sound of a gunshot , is independent of the frequency . This is a fortunate fact of nature . If it were otherwise , a symphony orchestra would sound terrible , with the high note of the flute ...
... fact , the speed of propagation of the sound of a gunshot , is independent of the frequency . This is a fortunate fact of nature . If it were otherwise , a symphony orchestra would sound terrible , with the high note of the flute ...
Strana 191
... fact by using Table A2.1 . We have now arrived at an expression governing flow fields about geometrically similar bodies in the absence of gravity . Gravity forces in air flows are unimportant ( see Chapter 5 ) . In heavier fluids we ...
... fact by using Table A2.1 . We have now arrived at an expression governing flow fields about geometrically similar bodies in the absence of gravity . Gravity forces in air flows are unimportant ( see Chapter 5 ) . In heavier fluids we ...
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