Single Phase Motors In case of a reluctance motor, when the load is increased so that it cannot maintain synchronous speed the motor will Run as induction motor Draw excessive armature current and may burn out Become unstable Fall out of synchronism and come to stand still Run as induction motor Draw excessive armature current and may burn out Become unstable Fall out of synchronism and come to stand still ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a single phase induction motor runs slower than normal, the most likely defect is None of these open-circuit in the winding short-circuit in the winding worn bearings None of these open-circuit in the winding short-circuit in the winding worn bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following single-phase motors has relatively poor starting torque ? All single phase motors have zero starting torque Capacitor motor Repulsion motor Universal motor All single phase motors have zero starting torque Capacitor motor Repulsion motor Universal motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a shaded pole motor, the direction of rotation is from Shaded pole to main pole Depends on supply line polarity Main poles to shaded pole None of the listed here Shaded pole to main pole Depends on supply line polarity Main poles to shaded pole None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______ 1500 rpm None of the listed here 750 rpm 1200 rpm 1500 rpm None of the listed here 750 rpm 1200 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motor will give the highest starting torque ? Repulsion start and induction run motor C. shunt motor Schrage motor Universal motor Repulsion start and induction run motor C. shunt motor Schrage motor Universal motor ANSWER DOWNLOAD EXAMIANS APP
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