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| Éditeur | Markowski International Publishers One Oakglade Circle 17036 Hummelstown PA |
| Pays | USA |
| Code ISBN | 0-938716-58-1 |
| Format | |
| Nombre de pages |
180 |
| Sommaire |
I. INTRODUCTION
II. THE FUNDAMENTAL PRINCIPLE OF FREE FLIGHT
III. THE ART OF FLIGHT AND DYNAMICS
IV. THE FORCE WHICH LIFTS THE BIRD IN FLIGHT
V. GENERAL REMARKS ON AIR RESISTANCE
VI. THE WINGS CONSIDERED AS LEVERS
VII. THE ENERGY REQUIRED FOR WING MOTION
VIII. THE ACTUAL PATH OF THE WINGS AND THE SENSIBLE WING VELOCITY
IX. APPARENT EFFORT OF BIRDS
X. THE OVER-ESTIMATION OF THE ENERGY REQUISITE FOR FLIGHT
XI. THE WORK REQUIRED FOR VARIOUS KINDS OF FLIGHT
XII. THE FOUNDATIONS OF FLIGHT TECHNIQUE
XIII. THE AIR PRESSURE ON A PLANE SURFACE MOVED PERPENDICULARLY AND UNIFORMLY
XIV. AIR PRESSURE ON A PLANE ROTATING SURFACE
XV. THE CENTRE OF PRESSURE ON THE WING DURING THE DOWNSTROKE
XVI. INCREASING THE AIR RESISTANCE BY BEATING MOVEMENTS
XVII. ECONOMY IN ENERGY DUE TO ACCELERATED WING LIFT
XVIII. THE EXPENDITURE OF ENERGY FOR FLIGHT WITHOUT LOCOMOTION (HOVERING)
XIX. THE RESISTANCE TO THE OBLIQUE MOVEMENT OF A PLANE SURFACE
XX. THE ENERGY REQUIRED IN FORWARD FLIGHT WITH PLANE WINGS
XXI. THE SUPERIORITY OF NATURAL WINGS OVER PLANE WING
XXII. THE DETERMINATION OF THE WING SHAPES
XXIII. THE MOST FAVOURABLE WING SECTION
XXIV. THE ADVANTAGES OF CURVED WINGS OVER PLANE SURFACES
XXV. THE DIFFERENCE BETWEEN PLANE AND CURVED SURFACES AS REGARDS AIR RESISTANCE
XXVI. THE INFLUENCE OF WING OUTLINES
XXVII. THE DETERMINATION OF THE AIR PRESSURE ON BIRDS' WING SURFACES
XXVIII. THE AIR PRESSURE ON BIRDS' WINGS DETERMINED ON RoTATING SURFACES
XXIX. COMPARISON OF THE DIRECTION OF THE AIR PRESSURES
XXX. THE WORK NECESSARY FOR FORWARD FLIGHT WITH CURVED WINGS
XXXI. BIRDS AND WIND
XXXII. THE AIR PRESSURE ON A BIRD'S WING MEASURED IN THE WIND
XXXIII. THE INCREASE OF LIFTING EFFECT DUE TO WIND
XXXIV. AlB PRESSURE ON THE BlBD'S WING IN CALM AlR, DEDUCED FROM MEASUREMENTS IN WIND
XXXV. THE ENERGY REQUIRED FOR FLIGHT IN CALM AlR AS DEDUCTED FROM THE WIND EXPERIMENTS
XXXVI. SURPRISING PHENOMENA OBSERVED WHEN EXPERIMENTING WITH CURVED SURFACES IN THE WIND
XXXVII. THE POSSIBILITY OF SAILING FLIGHT
XXXVIII. THE BIRD AS OUR MODEL
XXXIX. THE BALLOON AS AN OBSTACLE
XL. CALCULATION OF THE WORK REQUIRED FOR FLIGHT
XLI. THE CONSTRUCTION OF FLYING APPARATUS
XLII. CONCLUDING REMARKS
ADDENDUM
INDEX |
| Résumé |
Compilation et traduction en anglais d'écrits d'Otto et Gustav Lilienthal. |
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Genre |
Théorie du vol |
| Mots clés | ## |
| Possesseur(s) | En libre t?l?chargement (Free download) |
| Remarques |
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