increasing the armature current
decreasing the armature current
increasing the field current
decreasing the field current
remain constant
increase proportionately
increase slightly
reduce slightly
the applied e.m.f.
the torque required
the flux required
the speed of the motor
the power drawn in kVa
the power drawn in kW
the output power available at the shaft
the gross power
its losses are minimum
its current drainage is minimum
the applied e.m.f. is minimum
the load is minimum