Speed of a permanent magnet DC motor:
Posted: Thu Jul 14, 2022 11:26 am
a) It is directly proportional to the armature voltage at a given load torque
b) The speed torque characteristics are more flat than in a wound field motor
c) It depends upon armature voltage and are more flat than in a wound field motor
d) None of the mentioned
b) The speed torque characteristics are more flat than in a wound field motor
c) It depends upon armature voltage and are more flat than in a wound field motor
d) None of the mentioned