Single Phase Motors Most of the fractional horsepower motors have either ball or roller bearings hard and annealed bearings plain or sleeve bearings soft and porous bearings ball or roller bearings hard and annealed bearings plain or sleeve bearings soft and porous bearings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motors has highest starting torque ? Split-phase motor Repulsion motor Capacitor-start motor Shaped pole motor Split-phase motor Repulsion motor Capacitor-start motor Shaped pole motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following is most economical method of starting a single phase induction motor? Capacitor start method Resistance start method Split phase method Inductance start method Capacitor start method Resistance start method Split phase method Inductance start method ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Capacitor motors _______resistance split phase induction motors. Cost about the same as Are costlier than Poor starting torque than Are less costly than Cost about the same as Are costlier than Poor starting torque than Are less costly than ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The single phase series motor can operate on DC only Both AC and DC AC only None of the listed here DC only Both AC and DC AC only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding a reluctance motor is incorrect ? It cannot be reversed, ordinarily Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor It is nothing else but a single-phase, salient pole synchronous-induction motor It requires no D.C. field excitation for its operation It cannot be reversed, ordinarily Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor It is nothing else but a single-phase, salient pole synchronous-induction motor It requires no D.C. field excitation for its operation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS