Single Phase Motors For the same rating, the size of a single phase induction motor is about _______ that of the corresponding 3-phase induction motor. 0.33 times 1.5 times The same as 3 times 0.33 times 1.5 times The same as 3 times ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors At starting, the line current of a capacitor start induction motor is ______ the normal full load current. 4 to 5 times 7 to 8 times 8 to 10 times Equal to 4 to 5 times 7 to 8 times 8 to 10 times Equal to ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a DC series motor is operated on AC supply, it will All of the listed here Have poor power factor Have poor efficiency Spark excessively All of the listed here Have poor power factor Have poor efficiency Spark excessively ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The electric motor used in portable drills is Repulsion motor Capacitor run motor Universal motor Hysteresis motor Repulsion motor Capacitor run motor Universal motor Hysteresis motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The speed control of universal motor used for sewing machines is by Centrifugal mechanism Friction Tapping the field Varying the resistance Centrifugal mechanism Friction Tapping the field Varying the resistance 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 ? Universal motor 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 ANSWER DOWNLOAD EXAMIANS APP
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