Single Phase Motors Which of the following statements regarding a reluctance motor is incorrect ? It cannot be reversed, ordinarily It is nothing else but a single-phase, salient pole synchronous-induction motor It requires no D.C. field excitation for its operation Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor It cannot be reversed, ordinarily It is nothing else but a single-phase, salient pole synchronous-induction motor It requires no D.C. field excitation for its operation Its squirrel cage-rotor is of unsym-metrical magnetic construction in order to vary reluc-tance path between stator and rotor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a universal motor, the most common cause of brush sparking is open armature winding high commutator mica all of these shorted field winding? open armature winding high commutator mica all of these shorted field winding? ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motors has highest starting torque ? Repulsion motor Shaped pole motor Split-phase motor Capacitor-start motor Repulsion motor Shaped pole motor Split-phase motor Capacitor-start motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The capacitor start, capacitor run motor has _______ Low power factor No centrifugal switch Low efficiency Noisy operation Low power factor No centrifugal switch Low efficiency Noisy operation ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The rotor of a hysteresis motor is made of Copper Chrome steel Cast iron Aluminium Copper Chrome steel Cast iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The motor used for the compressors is capacitor-start capacitor-run motor c. series motor reluctance motor shaded pole motor capacitor-start capacitor-run motor c. series motor reluctance motor shaded pole motor ANSWER DOWNLOAD EXAMIANS APP
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