Electrical Machines In circle diagram for induction motor, diameter of circle represents which of the following ? Running torque. Line voltage. Rotor current. Slip. Running torque. Line voltage. Rotor current. Slip. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Star - delta method of starting of motor is not possible in case of high torque motor. single phase induction motor. low horse power motor. high speed motor. high torque motor. single phase induction motor. low horse power motor. high speed motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the mechanical angle α between the stator and rotor poles increases, then the stator current Increases. Remains unchanged. Decreases. None of above. Increases. Remains unchanged. Decreases. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Scott connections are used for three phase to single phase transformation. any of the above. three phase to two phase transformation. single phase to three phase transformation. three phase to single phase transformation. any of the above. three phase to two phase transformation. single phase to three phase transformation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following represents the operating region of slip in a 1-phase induction motor? -1 < S < 1 0 < S < 1 0 < S < 2 -2 < S < 2 -1 < S < 1 0 < S < 1 0 < S < 2 -2 < S < 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole, 3-phase induction motor is running at 4% slip at full load. If the speed of the motor is 720 rpm, the supply frequency is 50 Hz 25 Hz 40 HZ 60 Hz 50 Hz 25 Hz 40 HZ 60 Hz ANSWER DOWNLOAD EXAMIANS APP
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