Single Phase Motors Which of the following statements regarding repulsion-start induction motor is incorrect ? It requires more maintenance of commutator and other mechanical devices It makes quite a bit of noise on starting In fractional horse power motors, it has replaced the capacitor motors It is not easily reversed It requires more maintenance of commutator and other mechanical devices It makes quite a bit of noise on starting In fractional horse power motors, it has replaced the capacitor motors It is not easily reversed ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The capacitor start, capacitor run motor is used in thode applications where _____ High starting torque is required None of the listed here Silence is important Noisy operation is not important High starting torque is required None of the listed here Silence is important Noisy operation is not important ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The rotor slots, in an induction motor, are usually not quite parallel to the shaft because it helps in reducing the tendency of the rotor teeth to remain under the stator teeth improves the efficiency improves the power factor helps the rotor teeth to remain under the stator teeth helps in reducing the tendency of the rotor teeth to remain under the stator teeth improves the efficiency improves the power factor helps the rotor teeth to remain under the stator teeth ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors When a universal motor is operated on no load, its speed is limited by Weight of the armature Armature reaction Windage and friction Supply voltage frequency Weight of the armature Armature reaction Windage and friction Supply voltage frequency ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The best suited motor to drive 1/4 HP fan in a hospital ward would be ______ motor. Single phase series motor Shaded pole Hysteresis motor Capacitor run motor Single phase series motor Shaded pole Hysteresis motor Capacitor run motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The capacitor start, capacitor run motor has _______ Low power factor No centrifugal switch Low efficiency Noisy operation Low power factor No centrifugal switch Low efficiency Noisy operation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS