What is the function of a semi-closed Slot in an induction motor?

Buy Motors & Engines for Slot Cars moter slot slot for I amp in a is Фаб π ( d1 = W :) But the current in a differs in slot m789 slot 2 HP 3 PHASE MOTOR WINDING DATA 18 SLOT ZS ELECTRIC

queen of wonderland megaways slot slot for I amp in a is Фаб π ( d1 = W :) But the current in a differs in slot