Single Phase Motors If the capacitor of a single-phase motor is short-circuited the motor will run in the same direction at reduced r.p.m. the motor will not start the motor will run in reverse direction the motor will run the motor will run in the same direction at reduced r.p.m. the motor will not start the motor will run in reverse direction the motor will run ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a capacitor start motor, the phase displacement between starting and running winding can be nearly 90° 30° 10° 60° 90° 30° 10° 60° ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A universal motor operates on Constant load and varying speed Approximately constant speed and load Constant speed and varying load Synchronous speed with varying load Constant load and varying speed Approximately constant speed and load Constant speed and varying load Synchronous speed with varying load ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors What could be the size of a universal motor for use in vaccum cleaners? 3/4 HP 1 HP 2 HP 1/4 HP 3/4 HP 1 HP 2 HP 1/4 HP ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding a reluctance motor is incorrect ? It cannot be reversed, ordinarily It requires no D.C. field excitation for its operation It is nothing else but a single-phase, salient pole synchronous-induction motor 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 requires no D.C. field excitation for its operation It is nothing else but a single-phase, salient pole synchronous-induction motor 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 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
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