A dc shunt motor has external resistance R1 in the field circuit and resistance R2 in the armature circuit. The starting armature current for the motor will be minimum when

Q. A dc shunt motor has external resistance R1 in the field circuit and resistance R2 in the armature circuit. The starting armature current for the motor will be minimum when

A.            R1 is minimum and R2 is maximum

B.            R1 maximum and R2 is minimum

C.            Both R1 is minimum and R2 is maximum

D.            Both R1 is minimum and R2 is minimum

Answer: R1 is minimum and R2 is maximum