Electrical Machines An induction motor has synchronous speed of 1500 rpm. What will be the slip when it is running at a speed of 1450 rpm? +3% -3.33% +3.33% -3% +3% -3.33% +3.33% -3% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The sequence of induction motor is RYB, then the direction of induction motor can be changed by which of the following sequence? RBY All of these BRY BYR RBY All of these BRY BYR ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dissolve gas analysis of transformer oil is carried out to determine condition of transformer oil. condition of transformer. condition of bushings. condition of bushing stud. condition of transformer oil. condition of transformer. condition of bushings. condition of bushing stud. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Pole changing methods are suitable only for ___________ type induction motor. none of these. cage. wound. linear. none of these. cage. wound. linear. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotating magnetic field is produced in an induction motor because of None of these stator winding. either stator winding or rotor winding. rotor winding. None of these stator winding. either stator winding or rotor winding. rotor winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of single phase induction motor is having the highest power factor at full load ? Capacitor run type. Split phase type. Shaded pole type. Capacitor start. Capacitor run type. Split phase type. Shaded pole type. Capacitor start. ANSWER DOWNLOAD EXAMIANS APP
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