Single Phase Motors Which of the following applications always have some load whenever switched on? Vaccum cleaners All of the listed here Fan motors Piston drills Vaccum cleaners All of the listed here Fan motors Piston drills ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The purpose of starting winding in a single phase induction motor is to _____ Limit temperature rise of the machine Produce rotating flux in conjunction with main winding Reduce losses None of the listed here Limit temperature rise of the machine Produce rotating flux in conjunction with main winding Reduce losses None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding repulsion-start induction motor is incorrect ? It requires more maintenance of commutator and other mechanical devices It is not easily reversed In fractional horse power motors, it has replaced the capacitor motors It makes quite a bit of noise on starting It requires more maintenance of commutator and other mechanical devices It is not easily reversed In fractional horse power motors, it has replaced the capacitor motors It makes quite a bit of noise on starting ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a split phase induction motor, the two stator windings Draw equal current 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 ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motors is generally used for elctric shavers? Reluctance motor Hysteresis motor Shaded pole motor Universal motor Reluctance motor Hysteresis motor Shaded pole motor Universal motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors For the same rating, the size of a single phase induction motor is about _______ that of the corresponding 3-phase induction motor. 3 times The same as 1.5 times 0.33 times 3 times The same as 1.5 times 0.33 times ANSWER DOWNLOAD EXAMIANS APP
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