Electrical Machines If the applied voltage to a dc machine is 230 V, then the back emf, for maximum power developed, is 115 V 460 V 200 V 230 V 115 V 460 V 200 V 230 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Universal motors are used in food processing traction cranes All of these food processing traction cranes All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The ventilating ducts in most of DC machine are longitudinal. none of these. radial. radial as well as longitudinal. longitudinal. none of these. radial. radial as well as longitudinal. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machines shape of net flux density is? sine wave flat tapped or trapezoidal peaky in nature saddle shape sine wave flat tapped or trapezoidal peaky in nature saddle shape ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole 50 Hz induction motor is running at 1470 rpm. The frequency of rotor current is 5 Hz 50 Hz 1 Hz 0 Hz 5 Hz 50 Hz 1 Hz 0 Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an alternator the voltage generated per phase is proportional to number of turns in coil. frequency of waveform. flux per pole. All of these number of turns in coil. frequency of waveform. flux per pole. All of these ANSWER DOWNLOAD EXAMIANS APP
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