1. What will happen if the armature rheostat is not in
maximum position while starting
the motor?
2. What will happen if the armature resistance is in minimum
position and the eld
resistance is in maximum position while starting the motor?
3. How do you reverse the direction of rotation of a DC motor?
4. If the armature connection and the eld connection both
are reversed, does the direction
of rotation of the motor reverse?
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Answer Posted / prasanth kamal
1.if the armature rheostat is not in maximum position there will be high starting current that will affect the motor
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