Single Phase Motors A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______ 1200 rpm None of the listed here 1500 rpm 750 rpm 1200 rpm None of the listed here 1500 rpm 750 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the fractional horsepower motors have either soft and porous bearings ball or roller bearings plain or sleeve bearings hard and annealed bearings soft and porous bearings ball or roller bearings plain or sleeve bearings hard and annealed bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A 4 pole, 50 Hz single phase induction motor has a slip of 5% . The speed of the motor will be None of the listed here 1500 rpm 1200 rpm 1425 rpm None of the listed here 1500 rpm 1200 rpm 1425 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a split phase induction motor, the two stator windings Draw only the in phase currents Are mutually displaced by 90° electrical Have equal R/XL ratio Draw equal current Draw only the in phase currents Are mutually displaced by 90° electrical Have equal R/XL ratio Draw equal current ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a particular application needs high speed and high starting torque, then which of the following motor will bepreferred ? Universal motor Capacitor start and run motor Shaded pole type motor Capacitor start motor Universal motor Capacitor start and run motor Shaded pole type motor Capacitor start motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of rotation of shaded pole motor depends on ______ Which half of the pole is shaded Supply voltage Supply frequency Number of poles on the stator Which half of the pole is shaded Supply voltage Supply frequency Number of poles on the stator ANSWER DOWNLOAD EXAMIANS APP
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