Electrical Machines
If the speed of a dc motor increases with load torque, then it is a

 series motor
 differentially compounded motor
 permanent magnet motor
 comulatively compounded motor

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Electrical Machines
In large sized DC machines the compensating windings are provided to

 compensate for the decrease in speed due to increase of load.
 reduce eddy current losses by providing local short circuits.
None of these
  neutralize voltage induced in coil due to fluctuation of l

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