Long back ago, magnetic casette were in use, having permanent magnet – McqOptions

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1.	Long back ago, magnetic casette were in use, having permanent magnet dc motors which had?
A.	magnets on stator and armature on rotor
B.	magnet on rotor and armature on stator
C.	electronic commutation
D.	all of the mentioned
Answer» B. magnet on rotor and armature on stator

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