A dc motor is to drive a load which is almost nil for certain part of the load cycle and peak value for short duration. The most suitable dc motor is 

  • ASeries 
  • BShunt
  • CDifferential compound
  • DCumulative compound
Correct Answer : (D)

Cumulative compound

Hints :

The current drawn by a 120 V dc motor with back emf of 110 V and armature resistance of 0.4 ohm is


With the increase in speed of a dc motor

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