Airplane characteristics; a systematic introduction for flyer and student and for all who are interested in aviation (1918)
Bedell, Frederick, b. 1868- · Ithaca, N. Y., Taylor and Company · leaf 112
40 60 80 100 VELOCITY - MILES PER HOUR Fig. 34. Total resistance or thrust is the sum of wing-resistanceand parasite resistance. The ourves represent case whenW = 2000 lbs.; W/S = 6; parasite resistance = 0.041^. Digitized by Microsoft® Digitized by Microsoft® THRUST CHARACTERISTICS 95 o s I H MOM… … I-, VELOCITY MILES PER HOUR Fig- 35- Variation of thrust with velocity. The threecurves show effect of changing weight {W = looo, 2000and 3000 lbs.) when loading is kept constant( W/S = 6);parasite resistance = 0.04 V. Digitized by Microsoft® Digitized by Microsoft® THRUST CHARACTERISTICS 97 SCO i/…
Airplanes
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