Alternators The slip rings emplyod in a 3-phase alternator in hydro station are insulated for Extra high tension voltage Very low voltage Full armature voltage Low voltage Extra high tension voltage Very low voltage Full armature voltage Low voltage ANSWER DOWNLOAD EXAMIANS APP
Alternators The magnitude of emf generated by an alternators depends on ______ Number of poles Flux per pole All of the listed here Rotor speed Number of poles Flux per pole All of the listed here Rotor speed ANSWER DOWNLOAD EXAMIANS APP
Alternators The airgap in an alternator is ________ in an induction motor. Much longer than About same as Much shorter than None of the listed here Much longer than About same as Much shorter than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The dark and bright lamp method is used for Phase sequence Balancing of load Synchronizing Transfer of load Phase sequence Balancing of load Synchronizing Transfer of load 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 1500 rpm None of the listed here 500 rpm 1000 rpm 1500 rpm None of the listed here 500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, the stator frame serves To verticate the armature As a return path for the flux To protect the whole machine To hold the armature stampings To verticate the armature As a return path for the flux To protect the whole machine To hold the armature stampings ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS