Single Phase Motors In a universal motor, the most common cause of brush sparking is high commutator mica open armature winding shorted field winding? all of these high commutator mica open armature winding shorted field winding? all of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The resistance split phase induction motor is used in those application where ______ Starting is infrequent Starting is frequent Starting period is long None of the listed here Starting is infrequent Starting is frequent Starting period is long None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The single phase shaded pole motor has _____ Wound rotor Squirrel cage motor High starting torque High power factor Wound rotor Squirrel cage motor High starting torque High power factor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Centrifugal switch disconnects the auxiliary winding of the motor at about ____ percent of synchronous speed 30 to 40 100 70 to 80 80 to 90 30 to 40 100 70 to 80 80 to 90 ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the fractional horsepower motors have either hard and annealed bearings ball or roller bearings soft and porous bearings plain or sleeve bearings hard and annealed bearings ball or roller bearings soft and porous bearings plain or sleeve bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A scharge motor can run on Zero slip Positive slip All of the listed here Negative slip Zero slip Positive slip All of the listed here Negative slip ANSWER DOWNLOAD EXAMIANS APP