Alternators The magnitude of emf generated by an alternators depends on ______ Rotor speed Flux per pole Number of poles All of the listed here Rotor speed Flux per pole Number of poles All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ None of the listed here Is increased Is decreased Remains the same None of the listed here Is increased Is decreased Remains the same ANSWER DOWNLOAD EXAMIANS APP
Alternators Which of the following prime movers is the least efficient? Steam engine Diesel engine Gas turbine Steam turbine Steam engine Diesel engine Gas turbine Steam turbine ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator coupled to which primemover will usually have the highest rotating speed? Francis turbine Steam engine Reciprocating diesel engine Steam turbine Francis turbine Steam engine Reciprocating diesel engine Steam turbine ANSWER DOWNLOAD EXAMIANS APP
Alternators The rotor of a turbo alternator is made cylindrical in order to reduce_______ Eddy current loss Hysteresis loss Windage loss None of the listed here Eddy current loss Hysteresis loss Windage loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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
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