Thinh (superthor1999)

Race #2138

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Official speed 51.15 wpm (79.53 seconds elapsed during race)
Race Start October 23, 2019 2:32:08pm UTC
Race Finish October 23, 2019 2:33:28pm UTC
Outcome No win (3 of 4)
Accuracy 92.0%
Points 49.45
Text #4060101 (Length: 339 characters)

A train equipped with, say, two dc motors, is started with both motors connected in series to an external resistor. As the speed picks up, the resistor is shorted out. The motors are then paralleled and connected in series with another resistor. Finally, the last resistor is shorted out, as the train reaches its nominal torque and speed.