Engine_2014 : Electricity - 82/2299
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| A single-phase split-phase induction motor fails to start. The rotor is spun rapidly by hand, then the line switch is closed. Having started by this method it is noted that the motor fluctuates between a very slow speed and half speed. What motor component is faulty? |
| A) starting winding |
| B) centrifugal mechanism |
| C) centrifugal switch |
| D) running winding |
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