ft until quite pared with that of ferrous materials, and decreases recently. In order to be satisfactory for such use the almost linearly with increase in temperature. In the requirements special to such operation had to be met uncompensated generator the voltage decreases with by modifications in… … that of the generator installed close to the engine. Figure 13—Indicator and generator of Tetco d.c. electric tachometer. Compensation is necessary because of the effect of in magnetic flux across the air gaps due to a decrease temperature on the resistance of the windings, on the in flux across…
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