Single Phase Motors Which of the following statements regarding a reluctance motor is incorrect ? Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor It cannot be reversed, ordinarily It is nothing else but a single-phase, salient pole synchronous-induction motor It requires no D.C. field excitation for its operation Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor It cannot be reversed, ordinarily It is nothing else but a single-phase, salient pole synchronous-induction motor It requires no D.C. field excitation for its operation ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The full load efficiency of a shaded pole motor is about _______ 5 to 10% 70 to 80% 60 to 70% 30 to 35% 5 to 10% 70 to 80% 60 to 70% 30 to 35% ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following is most economical method of starting a single phase induction motor? Inductance start method Capacitor start method Split phase method Resistance start method Inductance start method Capacitor start method Split phase method Resistance start method ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a split phase induction motor, the two stator windings Draw only the in phase currents Draw equal current Have equal R/XL ratio Are mutually displaced by 90° electrical Draw only the in phase currents Draw equal current Have equal R/XL ratio Are mutually displaced by 90° electrical ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which motor is normally free from mechanical and magnetic vibrations? Shaded pole motor Hysteresis motor Split phase motor Universal motor Shaded pole motor Hysteresis motor Split phase motor Universal motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The speed/load characteristics of a universal motor is same as that of None of the listed here DC series motor AC motor DC shunt motor None of the listed here DC series motor AC motor DC shunt motor ANSWER DOWNLOAD EXAMIANS APP
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