Single Phase Motors Capacitor motors _______resistance split phase induction motors. Cost about the same as Are less costly than Poor starting torque than Are costlier than Cost about the same as Are less costly than Poor starting torque than Are costlier than ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______ 750 rpm None of the listed here 1200 rpm 1500 rpm 750 rpm None of the listed here 1200 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A Reluctance motor Need no dc excitation Is constant speed motor All of the listed here Is self starting Need no dc excitation Is constant speed motor All of the listed here Is self starting ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the fractional horsepower motors have either soft and porous bearings plain or sleeve bearings ball or roller bearings hard and annealed bearings soft and porous bearings plain or sleeve bearings ball or roller bearings hard and annealed bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The full load efficiency of a shaded pole motor is about _______ 60 to 70% 5 to 10% 70 to 80% 30 to 35% 60 to 70% 5 to 10% 70 to 80% 30 to 35% ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the troubles of single phase induction motors are traceable to the _______ Rotor bars Starting switch Main winding Shaft bearings Rotor bars Starting switch Main winding Shaft bearings ANSWER DOWNLOAD EXAMIANS APP
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