Problems on 3 phase induction motor [BEE]

Problems on 3 phase induction motor

7.C] A 12 pole 3 phase alternator is coupled to an engine running at 500 rpm. It supplies an induction motor that has a full load speed of 1440 rpm. Determine the percentage slip and the number of poles of the motor.

Answer:

*Note : Due to insufficient given data, the given problem cannot be solved further