Electrical Machines When maximum flux density is constant, the eddy current losses are proportional to f2 V2 V f f2 V2 V f ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase induction motor driving a fan load, the reason for having a high resistance rotor is to achieve reduced size. low starting torque. quick acceleration. high efficiency. reduced size. low starting torque. quick acceleration. high efficiency. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine 6 pole wave winding is used. The number of parallel paths are? 4 1 2 6 4 1 2 6 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole dc generator runs at 1500 rpm. The frequencyof current in the armature winding is 100 Hz 0 Hz 25 Hz 50 Hz 100 Hz 0 Hz 25 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, the space waveform of the air-gap flux distribution affects neither the voltage nor the torque both the torque and voltage torque but not the voltage voltage but not the torque neither the voltage nor the torque both the torque and voltage torque but not the voltage voltage but not the torque ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Example of double excited machine is None of these Synchronous motor. DC Shunt Motor Both are correct. None of these Synchronous motor. DC Shunt Motor Both are correct. ANSWER DOWNLOAD EXAMIANS APP
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