Single Phase Motors The repulsion start induction run motor is used because of high efficiency minimum cost good power factor high starting torque high efficiency minimum cost good power factor high starting torque 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 Supply voltage frequency Windage and friction Armature reaction Weight of the armature Supply voltage frequency Windage and friction Armature reaction ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motor can be used for unity power factor? Shaded pole motor Capacitor run motor Hysteresis motor Scharge motor Shaded pole motor Capacitor run motor Hysteresis motor Scharge motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In case of a shaded pole motor the direction of rotation of the motor is from shaded pole to main pole from main pole to shaded pole either of the above depending on voltage either of the above depending on power factor from shaded pole to main pole from main pole to shaded pole either of the above depending on voltage either of the above depending on power factor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In repulsion motor direction of rotation of motor is opposite to that of brush shift is independent of brush shift is the same as that of brush shift is opposite to that of brush shift is independent of brush shift is the same as that of brush shift ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding hysteresis motor is in incorrect ? It is extremely quiet in operation It is extremely sensitive to fluctuations in supply voltage It accelerates from rest to full-speed almost instantaneously Its high starting torque is due to its high rotor hysteresis loss It is extremely quiet in operation It is extremely sensitive to fluctuations in supply voltage It accelerates from rest to full-speed almost instantaneously Its high starting torque is due to its high rotor hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
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