Single Phase Motors Which of the following statements regarding a reluctance motor is incorrect ? It requires no D.C. field excitation for its operation It is nothing else but a single-phase, salient pole synchronous-induction motor It cannot be reversed, ordinarily Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor It requires no D.C. field excitation for its operation It is nothing else but a single-phase, salient pole synchronous-induction motor It cannot be reversed, ordinarily Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding repulsion-start induction motor is incorrect ? It is not easily reversed It makes quite a bit of noise on starting It requires more maintenance of commutator and other mechanical devices In fractional horse power motors, it has replaced the capacitor motors It is not easily reversed It makes quite a bit of noise on starting It requires more maintenance of commutator and other mechanical devices In fractional horse power motors, it has replaced the capacitor motors ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a universal motor, the most common cause of brush sparking is shorted field winding? high commutator mica open armature winding all of these shorted field winding? high commutator mica open armature winding all of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In repulsion motor direction of rotation of motor is the same as that of brush shift is independent of brush shift is opposite to that of brush shift is the same as that of brush shift is independent of brush shift is opposite to that of brush shift 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
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