A Dc shunt motor is operating at no load. If the armature is shunted by a resistance, it's speed will 

  • AIncrease
  • BDecrease
  • CRemain the same
  • DBe unpredictable
Correct Answer : (C)

Remain the same

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

Join The Discussion