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

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Electrical Machines
Due to magnetic saturation, the flux per pole in a DC machine without brush shift

 decreases in generators and increases in motor with load.
 increases in generators but decreases in motor with load.
 increases in both the generators and the motors with load.
  decreases in both generators and the motors with load.

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