0 0 votes An $8$ – pole, $3$ – phase, $50\: Hz$ induction motor is operating at a speed of $700\:\text{rpm}.$ The frequency of the rotor current of the motor in $Hz$ is _________. Electrical Machines gate2014-ee-1 motor-winding rotor-current revolution-per-minute numerical-answers + – Misbah Ghaya 259 views answer comment Share Follow 0 reply Please log in or register to add a comment.