Annual report - National Advisory Committee for Aeronautics (1915)
United States. National Advisory Committee for Aeronautics · Washington, U.S. Govt. Print. Off · leaf 426
that the effects (d) Position error. — In order to avoid errors due to of one test on the mechanical behavior of the instru¬ acceleration effects, the mechanism of the indicator ment will not influence the following test. Also when must be statically balanced for all positions. The possible, the… … Figure 33.— Scale errors of air-speed indicators ing reading of a standard manometer at a normal or without changing the pressure the indicator is tipped room temperature, usually about 20° C. (See fig. 29.) 90 degrees to the right or left and a second reading A common procedure is to obtain…
Aeronautics · Aeronautics, Military · United States. National Advisory Committee for Aeronautics · Aeronautics -- United States -- Periodicals · Aeronautics, Military -- United States -- Periodicals
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