Single Phase Motors What could be the size of a universal motor for use in vaccum cleaners? 1/4 HP 2 HP 1 HP 3/4 HP 1/4 HP 2 HP 1 HP 3/4 HP ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of rotation of an hysteresis motor is determined by position of shaded pole with respect to main pole retentivity of the rotor material interchanging the supply leads none of these position of shaded pole with respect to main pole retentivity of the rotor material interchanging the supply leads none of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The main winding and starting winding of a single phase induction motor are connected in _______ across the supply. Series Parallel Series-parallel None of the listed here Series Parallel Series-parallel None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Torque developed by a single phase induction motor at starting is Pulsating None of the listed here Uniform Nil Pulsating None of the listed here Uniform Nil ANSWER DOWNLOAD EXAMIANS APP
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 Run as induction motor Fall out of synchronism and come to stand still Become unstable Draw excessive armature current and may burn out Run as induction motor Fall out of synchronism and come to stand still ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the single phase motor runs hot the probable cause cannot be Blown fuse Low voltage Shorted stator coils High voltage Blown fuse Low voltage Shorted stator coils High voltage ANSWER DOWNLOAD EXAMIANS APP
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