Single Phase Motors In a universal motor, the most common cause of brush sparking is shorted field winding? open armature winding high commutator mica all of these shorted field winding? open armature winding high commutator mica all of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A capacitor-start single phase induction motor is switched on to supply with its capa-citor replaced by an inductor of equivalent reactance value. It will start and run at rated speed not start at all start and then stop start and run slowly start and run at rated speed not start at all start and then stop start and run slowly ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a particular application needs high speed and high starting torque, then which of the following motor will bepreferred ? Capacitor start motor Shaded pole type motor Capacitor start and run motor Universal motor Capacitor start motor Shaded pole type motor Capacitor start and run motor Universal motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If starting winding of a single-phase induction motor is left in the circuit, it will run faster spark at light loads draw excessive current and overheat run slower run faster spark at light loads draw excessive current and overheat run slower ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the capacitor of a single-phase motor is short-circuited the motor will run the motor will run in reverse direction the motor will not start the motor will run in the same direction at reduced r.p.m. the motor will run the motor will run in reverse direction the motor will not start the motor will run in the same direction at reduced r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motor can be used for unity power factor? Hysteresis motor Scharge motor Capacitor run motor Shaded pole motor Hysteresis motor Scharge motor Capacitor run motor Shaded pole motor ANSWER DOWNLOAD EXAMIANS APP
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