As there is no back emf at the instant of starting a DC motor, in order to prevent a heavy armature current from flowing
Posted: Thu Jul 14, 2022 1:11 pm
a) Series resistance is connected with armature
b) Parallel resistance is connected to the armature
c) armature is temporarily open circuited
d) a high value resistor is connected across the field winding
b) Parallel resistance is connected to the armature
c) armature is temporarily open circuited
d) a high value resistor is connected across the field winding