Single Phase Motors The wattage rating for a ceiling fan motor will be in the range 200 to 250 W 10 to 20 W 250 to 500 W 50 to 150 W 200 to 250 W 10 to 20 W 250 to 500 W 50 to 150 W ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______ 1500 rpm 1200 rpm 750 rpm None of the listed here 1500 rpm 1200 rpm 750 rpm None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The resistance split phase induction motor is used in those application where ______ Starting is infrequent None of the listed here Starting period is long Starting is frequent Starting is infrequent None of the listed here Starting period is long Starting is frequent ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The single phase series motor can operate on AC only DC only None of the listed here Both AC and DC AC only DC only None of the listed here Both AC and DC ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding a reluctance motor is incorrect ? It is nothing else but a single-phase, salient pole synchronous-induction motor It cannot be reversed, ordinarily 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 is nothing else but a single-phase, salient pole synchronous-induction motor It cannot be reversed, ordinarily 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 Centrifugal switch disconnects the auxiliary winding of the motor at about ____ percent of synchronous speed 70 to 80 80 to 90 30 to 40 100 70 to 80 80 to 90 30 to 40 100 ANSWER DOWNLOAD EXAMIANS APP
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