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 1279 rpm 1449 rpm 1120 rpm 1540 rpm 1279 rpm 1449 rpm 1120 rpm 1540 rpm ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a single phase induction motor runs slower than normal, the most likely defect is open-circuit in the winding short-circuit in the winding worn bearings None of these open-circuit in the winding short-circuit in the winding worn bearings None of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following applications would need the smallest size of motor? Domestic mixi Sewing machine Table fan Electric clock Domestic mixi Sewing machine Table fan Electric clock ANSWER DOWNLOAD EXAMIANS APP
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 The direction of split phase induction motor can be reversed by interchanging the connections of supply of ________ None of the listed here Rotor winding Either main or starting winding Both main and starting winding None of the listed here Rotor winding Either main or starting winding Both main and starting winding ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The starting winding of a single phase induction motor has ______ that of main winding. Less poles than None of the listed here More poles than Same number of poles as Less poles than None of the listed here More poles than Same number of poles as ANSWER DOWNLOAD EXAMIANS APP
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