Single Phase Motors Most of the troubles of single phase induction motors are traceable to the _______ Starting switch Shaft bearings Rotor bars Main winding Starting switch Shaft bearings Rotor bars Main winding ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motors is generally used for elctric shavers? Shaded pole motor Universal motor Hysteresis motor Reluctance motor Shaded pole motor Universal motor Hysteresis motor Reluctance motor 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 ? Shaded pole type motor Universal motor Capacitor start motor Capacitor start and run motor Shaded pole type motor Universal motor Capacitor start motor Capacitor start and run motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the fractional horsepower motors have either soft and porous bearings ball or roller bearings hard and annealed bearings plain or sleeve bearings soft and porous bearings ball or roller bearings hard and annealed bearings plain or sleeve bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Centrifugal switch disconnects the auxiliary winding of the motor at about ____ percent of synchronous speed 100 30 to 40 80 to 90 70 to 80 100 30 to 40 80 to 90 70 to 80 ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The purpose of starting winding in a single phase induction motor is to _____ Produce rotating flux in conjunction with main winding Limit temperature rise of the machine Reduce losses None of the listed here Produce rotating flux in conjunction with main winding Limit temperature rise of the machine Reduce losses None of the listed here ANSWER DOWNLOAD EXAMIANS APP