Elementary principles of aeroplane design and construction; a textbook for students, draughtsmen, and engineers (1919)
Judge, Arthur William, 1887- · London, New York, J. Selwyn and co., ltd. · leaf 91
PRINCIPLES OF AEROPLANE DESIGN 76 bracings may easily be from two to three times the stresses due to the weights of these parts when the machine is at rest on the ground. Dealing next with the static forces affecting the stability or equilibrium of the machine during landing, it will be seen that… … FIG. 34. — THE STATIC FORCES IN ALIGHTING. 1. Its weight W acting through the C.G. 2. The lift P due to its forward velocity [this during the landing operation falls off rapidly]. 3. The force MF, due to the momentum M, depending upon its weight and velocity, which may be considerable in magnitude,…
Airplanes
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