View Pit Stop page for race #522 by hamadasalhab — Ghost race
View profile for Hamada (hamadasalhab)
Official speed | 65.66 wpm (61.96 seconds elapsed during race) |
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Race Start | March 25, 2020 12:56:05pm UTC |
Race Finish | March 25, 2020 12:57:07pm UTC |
Outcome | Win (1 of 5) |
Accuracy | 97.0% |
Points | 63.47 |
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. |