Electrical Machines
Direction of the current in the compensating winding is________ to the direction of current in the armature conductors?

 same
 exactly opposite
 either of these
None of these

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Electrical Machines
In speed control of DC Series motor, speed lower than the rated speed can be obtained by

 Connecting an additional resistance in stator circuit.
 Connecting an additional resistance in the field circuit.
 Any of the above.
 Connecting an additional resistance in the armature circuit.

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