Single Phase Motors The full load efficiency of a shaded pole motor is about _______ 30 to 35% 60 to 70% 5 to 10% 70 to 80% 30 to 35% 60 to 70% 5 to 10% 70 to 80% 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 none of these retentivity of the rotor material interchanging the supply leads position of shaded pole with respect to main pole none of these retentivity of the rotor material interchanging the supply leads ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The washing machine generally employs ______ motor. Single phase series motor Shaded pole Hysteresis Resistance split phase Single phase series motor Shaded pole Hysteresis Resistance split phase ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The single phase shaded pole motor has _____ Wound rotor High power factor Squirrel cage motor High starting torque Wound rotor High power factor Squirrel cage motor High starting torque ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The speed control of universal motor used for sewing machines is by Varying the resistance Tapping the field Friction Centrifugal mechanism Varying the resistance Tapping the field Friction Centrifugal mechanism 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 Run as induction motor Draw excessive armature current and may burn out Fall out of synchronism and come to stand still Become unstable Run as induction motor Draw excessive armature current and may burn out Fall out of synchronism and come to stand still ANSWER DOWNLOAD EXAMIANS APP
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