Measurements of the Air-flow Velocity in the Cylinder of an Airplane Engine (1939)
NASA Technical Reports Server (NTRS) · leaf 25
Pigs, 1,4,5,6 N.A.C.A. Technical Memorandum No, ^23 2 volt 4 volt storage s tora^e battery battery 11 Voltage 1- vl0 iividc r Ammeter' 1.00 Circuit i \ Circuit 3loop nf lo°p I ^5 ,XLDouble- throw | J' switch yol 2000 500 1000 1500 Pre- o cision n , r.p.m, Figure 6.- (l-l/vl0)plotted against resist-… … n , r.p.m. n , r.p.m. Firare 4.- Ratio of the temper- FU-ure 5.- Phase displacement of oture amplitudes as the amplitudes of the a function of the engine speed. wire temperature as a function of the enrine speed.
NASA Technical Reports Server (NTRS)
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