Alternators Hydrogen is used in large alternators mainly to Reduce distortion of waveform Reduce eddy current losses Cool the machine Strengthen the magnetic field Reduce distortion of waveform Reduce eddy current losses Cool the machine Strengthen the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To verticate the armature To hold the armature stampings To protect the whole machine As a return path for the flux To verticate the armature To hold the armature stampings To protect the whole machine As a return path for the flux ANSWER DOWNLOAD EXAMIANS APP
Alternators In case of turbo-alternators the rotor is usually made of Forged steel Laminated stainless steel Manganese steel Cast iron Forged steel Laminated stainless steel Manganese steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed at which a 6-pole alternator should be driven to generate 50 cycles per second is _______ 1000 rpm 500 rpm None of the listed here 1500 rpm 1000 rpm 500 rpm None of the listed here 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators Modern 3-phase alternator of a central power station will have generated voltage of 132 kV 11 kV 400 V 230 V 132 kV 11 kV 400 V 230 V ANSWER DOWNLOAD EXAMIANS APP
Alternators Iron and friction losses of an alternator can be measured by a None of the listed here Dc motor Rectifier Transformer None of the listed here Dc motor Rectifier Transformer ANSWER DOWNLOAD EXAMIANS APP
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