Electrical Machines A 3-phase 6 pole 50 Hz induction motor is running at 5% slip.What is the speed of the motor? 950 rpm 1000 rpm 900 rpm 850 rpm 950 rpm 1000 rpm 900 rpm 850 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines As compared to an induction motor, the air gap in a DC motor is between 50% and 90%. less than 50%. more. same. between 50% and 90%. less than 50%. more. same. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statement is true for an AC synchronous motor? It is a constant speed motor. It is a step angled motor. It is a variable speed motor. It is a high reluctance motor. It is a constant speed motor. It is a step angled motor. It is a variable speed motor. It is a high reluctance motor. 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 Series generators are used in which of the following applications? All of these Used as boosters in dc distribution or transmission. Air crafts. Arc welding. All of these Used as boosters in dc distribution or transmission. Air crafts. Arc welding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motor operation depends on rotating magnetic field. None of these either of these. stationary magnetic field. rotating magnetic field. None of these either of these. stationary magnetic field. ANSWER DOWNLOAD EXAMIANS APP
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