Single Phase Motors A 4-pole , 50 Hz single phase induction motor is running with a slip of 3.4%. The speed of the motor is 1540 rpm 1120 rpm 1449 rpm 1279 rpm 1540 rpm 1120 rpm 1449 rpm 1279 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding repulsion-start induction motor is incorrect ? It requires more maintenance of commutator and other mechanical devices It is not easily reversed It makes quite a bit of noise on starting In fractional horse power motors, it has replaced the capacitor motors It requires more maintenance of commutator and other mechanical devices It is not easily reversed It makes quite a bit of noise on starting In fractional horse power motors, it has replaced the capacitor motors ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which motor has unsymmetrical rotor? Reluctance motor Shaded pole motor Universal motor Split phase motor Reluctance motor Shaded pole motor Universal motor Split phase motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The purpose of starting winding in a single phase induction motor is to _____ Limit temperature rise of the machine None of the listed here Produce rotating flux in conjunction with main winding Reduce losses Limit temperature rise of the machine None of the listed here Produce rotating flux in conjunction with main winding Reduce losses ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the centrifugal switch of a two-value capacitor motor using two capacitors fails to open then motor will not come up to speed motor will not carry the load electrolytic capacitor will, in all probability, suffer break down current drawn by the motor will be excessively high motor will not come up to speed motor will not carry the load electrolytic capacitor will, in all probability, suffer break down current drawn by the motor will be excessively high ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors What could be the size of a universal motor for use in vaccum cleaners? 3/4 HP 2 HP 1 HP 1/4 HP 3/4 HP 2 HP 1 HP 1/4 HP ANSWER DOWNLOAD EXAMIANS APP
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