Electrical Machines A 4 pole 50 Hz induction motor is running at 1470 rpm. What is the slip value? 0.2 0.4 0.02 0.04 0.2 0.4 0.02 0.04 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statements is/are correct statements? EMF per turn in HV winding is more than EMF per turn in LV winding EMF per turn in both the windings are equal All of these EMF per turn in HV winding is less than EMF per turn in LV winding EMF per turn in HV winding is more than EMF per turn in LV winding EMF per turn in both the windings are equal All of these EMF per turn in HV winding is less than EMF per turn in LV winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The main disadvantage(s) of the ward-Leonard system is/are high maintenance cost. all of above. poor overall efficiency. high initial cost. high maintenance cost. all of above. poor overall efficiency. high initial cost. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For very sensitive and wide speed control, the preferable control method is Ward-Leonard control. Field control. Armature control. Multiple voltage control. Ward-Leonard control. Field control. Armature control. Multiple voltage control. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of motors are used for lathes? Cage induction motor. Synchronous motor. Either A or B. DC shunt motors. Cage induction motor. Synchronous motor. Either A or B. DC shunt motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dissolve gas analysis of transformer oil is carried out to determine condition of bushings. condition of transformer. condition of bushing stud. condition of transformer oil. condition of bushings. condition of transformer. condition of bushing stud. condition of transformer oil. ANSWER DOWNLOAD EXAMIANS APP
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