Single Phase Motors Capacitor motors _______resistance split phase induction motors. Cost about the same as Poor starting torque than Are costlier than Are less costly than Cost about the same as Poor starting torque than Are costlier than Are less costly than ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In case of a reluctance motor, when the load is increased so that it cannot maintain synchronous speed the motor will Become unstable Draw excessive armature current and may burn out Run as induction motor Fall out of synchronism and come to stand still Become unstable Draw excessive armature current and may burn out Run as induction motor Fall out of synchronism and come to stand still ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Most of the fractional horsepower motors have either plain or sleeve bearings hard and annealed bearings soft and porous bearings ball or roller bearings plain or sleeve bearings hard and annealed bearings soft and porous bearings ball or roller bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a single phase induction motor runs slower than normal, the most likely defect is short-circuit in the winding open-circuit in the winding worn bearings None of these short-circuit in the winding open-circuit in the winding worn bearings None of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The capacitor start, capacitor run induction motor acts as a true 2-phase motor at _______ All loads Full load Starting No load All loads Full load Starting No load ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors For the same rating, the efficiency of a single phase induction motor is _______ that of 3-phase induction motor. None of the listed here Less than More than The same as None of the listed here Less than More than The same as ANSWER DOWNLOAD EXAMIANS APP