Darshit (dsd3)

Race #317

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Official speed 58.18 wpm (69.92 seconds elapsed during race)
Race Start August 5, 2019 12:47:40am UTC
Race Finish August 5, 2019 12:48:49am UTC
Outcome No win (2 of 3)
Accuracy 95.0%
Points 56.24
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.