Single Phase Motors In case of a reluctance motor, when the load is increased so that it cannot maintain synchronous speed the motor will Become unstable Draw excessive armature current and may burn out Fall out of synchronism and come to stand still Run as induction motor Become unstable Draw excessive armature current and may burn out Fall out of synchronism and come to stand still Run as induction motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the single phase motor runs hot the probable cause cannot be Shorted stator coils Blown fuse High voltage Low voltage Shorted stator coils Blown fuse High voltage Low voltage ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a universal motor, the most common cause of brush sparking is shorted field winding? all of these open armature winding high commutator mica shorted field winding? all of these open armature winding high commutator mica ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a shaded pole motor the rotating magnetic field is produced by using Shading coils Copper windings A capacitor Salient poles Shading coils Copper windings A capacitor Salient poles ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors For the same rating, the efficiency of a single phase induction motor is _______ that of 3-phase induction motor. The same as Less than More than None of the listed here The same as Less than More than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of rotation of universal motor can be reversed the by reversing the flow of current through None of these Field winding Either armature winding or field winding Armature winding None of these Field winding Either armature winding or field winding Armature winding ANSWER DOWNLOAD EXAMIANS APP
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