Electrical Machines Maximum allowable moisture content of power transformer insulating oil is generally taken as 45 ppm. 20 ppm. 25 ppm. 35 ppm. 45 ppm. 20 ppm. 25 ppm. 35 ppm. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Open circuit in a transformer is prefered with rated transformer current high frequency supply direct current rated transformer voltage rated transformer current high frequency supply direct current rated transformer voltage ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hysteresis loss is proportional to f2. f1.5. f. f3. f2. f1.5. f. f3. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Stepper motor is used in All of these computer printers food processing traction All of these computer printers food processing traction ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To have sparkless commutation, the armature reaction effect in a DC machine is neutralized by compensating winding and commutating poles. fixing the brush axis inline with the pole axis. increasing field excitation. shifting the brush axis from GNA to MNA. compensating winding and commutating poles. fixing the brush axis inline with the pole axis. increasing field excitation. shifting the brush axis from GNA to MNA. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole dc generator runs at 1500 rpm. The frequencyof current in the armature winding is 0 Hz 25 Hz 100 Hz 50 Hz 0 Hz 25 Hz 100 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP