Alternators In case of turbo-alternators the rotor is usually made of Cast iron Laminated stainless steel Forged steel Manganese steel Cast iron Laminated stainless steel Forged steel Manganese steel ANSWER DOWNLOAD EXAMIANS APP
Alternators In air-crafts, alternators have operating frequency of 400 Hz 60 Hz 500 Hz 50 Hz 400 Hz 60 Hz 500 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators Hydrogen is used in large alternators mainly to Cool the machine Strengthen the magnetic field Reduce distortion of waveform Reduce eddy current losses Cool the machine Strengthen the magnetic field Reduce distortion of waveform Reduce eddy current losses ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator one of the advantages of distribution the winding is to Reduce noise None of the listed here Save on copper Improve voltage wavefrom Reduce noise None of the listed here Save on copper Improve voltage wavefrom ANSWER DOWNLOAD EXAMIANS APP
Alternators Three phase alternators are invariably star commected because Small conductors can be used Less turns of wire are required Higher terminal voltage is obtained Magnetic losses are the minimum Small conductors can be used Less turns of wire are required Higher terminal voltage is obtained Magnetic losses are the minimum ANSWER DOWNLOAD EXAMIANS APP
Alternators The rating of an alternator is expressed in______ kVA kW kVAR HP kVA kW kVAR HP ANSWER DOWNLOAD EXAMIANS APP
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