(A) It requires more maintenance of commutator and other mechanical devices
(B) It makes quite a bit of noise on starting
(C) In fractional horse power motors, it has replaced the capacitor motors
(D) It is not easily reversed
(A) It requires more maintenance of commutator and other mechanical devices
(B) It makes quite a bit of noise on starting
(C) In fractional horse power motors, it has replaced the capacitor motors
(D) It is not easily reversed
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