Single Phase Motors In split phase motor main winding is of thin wire placed at the bottom of the slots thin wire placed at the top of the slots thick wire placed at the top of the? slots thick wire placed at the bottom of the slots thin wire placed at the bottom of the slots thin wire placed at the top of the slots thick wire placed at the top of the? slots thick wire placed at the bottom of the slots ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the troubles of single phase induction motors are traceable to the _______ Main winding Starting switch Rotor bars Shaft bearings Main winding Starting switch Rotor bars Shaft bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a DC series motor is operated on AC supply, it will All of the listed here Spark excessively Have poor efficiency Have poor power factor All of the listed here Spark excessively Have poor efficiency Have poor power factor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Hysteresis motor is particularly useful for high-quality record players and tape-recorders because it is not subject to any magnetic or mechanical vibrations it develops hysteresis torque which is extremely steady both in amplitude and phase it can be easily manufactured in extremely small sizes of up to 1 W output it revolves synchronously it is not subject to any magnetic or mechanical vibrations it develops hysteresis torque which is extremely steady both in amplitude and phase it can be easily manufactured in extremely small sizes of up to 1 W output it revolves synchronously ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of rotation of an hysteresis motor is determined by interchanging the supply leads retentivity of the rotor material position of shaded pole with respect to main pole none of these interchanging the supply leads retentivity of the rotor material position of shaded pole with respect to main pole none of these ANSWER DOWNLOAD EXAMIANS APP
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 requires no D.C. field excitation for its operation It cannot be reversed, ordinarily 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 requires no D.C. field excitation for its operation It cannot be reversed, ordinarily It is nothing else but a single-phase, salient pole synchronous-induction motor ANSWER DOWNLOAD EXAMIANS APP
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