Electrical Machines What will be the maximum power factor of an induction motor for dispersion coefficient of 0.05? 0.905. 20. 0.05. 1.1. 0.905. 20. 0.05. 1.1. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Voltage regulation can be determined by which of the following? Synchronous impedance method. All of these MMf method. ZPF method. Synchronous impedance method. All of these MMf method. ZPF method. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors are suitable for computer printer drive ? Shaded pole motor. Stepper motor. Reluctance motor. Hysteresis motor. Shaded pole motor. Stepper motor. Reluctance motor. Hysteresis motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3-phase, 50Hz, 4 pole induction motor is running at 1440 rpm and rotor input power is 2KW. Find the rotor output power? 1450W 1920W 2000W 1820W 1450W 1920W 2000W 1820W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which method is less recommendable for induction motor starting in the industries? Stator resistance starting. Rotor resistance starting. Direct online starting. Auto transformer starting. Stator resistance starting. Rotor resistance starting. Direct online starting. Auto transformer starting. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A part an alternator winding consist of eight coils in series, each having an emf of 20 V rms induced in it. Coils are placed in successive slots and between each slot and the next, there is an electrical phase displacement of 30°. Find the emf of eight coils in series 86.91 V. 76.91 V. 66.91 V. 56.91 V. 86.91 V. 76.91 V. 66.91 V. 56.91 V. ANSWER DOWNLOAD EXAMIANS APP
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