Electrical Machines
If the mechanical angle α between the stator and rotor poles increases, then the stator current

  Increases.
 Decreases.
 None of above.
 Remains unchanged.

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Electrical Machines
A belt-driven cumulatively-compound dc generator is delivering power to the dc mains. If the Belt snaps then the machine will run as a

 differentially compounded motor in the opposite direction
 differentially compounded motor in the same direction
 cumulative compounded motor in the same direction
 cumulative compounded motor in opposite direction

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