Alternators When the speed of an alternator is reduced by half, the generated emf will become One-fourth Twice Four times Half One-fourth Twice Four times Half ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to Reduce windage loss Prevenent hunting None of the listed here Achieve synchronism Reduce windage loss Prevenent hunting None of the listed here Achieve synchronism ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is usually None of the listed here Equal to that of power transformer Much higher than that of a power transformer Much lower than that of power transformer None of the listed here Equal to that of power transformer Much higher than that of a power transformer Much lower than that of power transformer ANSWER DOWNLOAD EXAMIANS APP
Alternators The voltage regulation of an alternator depends on Load current only Power factor only Both load current and pf None of the listed here Load current only Power factor only Both load current and pf None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of a salient pole machine is nearly 500 rpm 3000 rpm 1500 rpm 1000 rpm 500 rpm 3000 rpm 1500 rpm 1000 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators The salient pole construction for field structure of an alternator is generally used for ______ machine. 8-pole None of the listed here 2-pole 4-pole 8-pole None of the listed here 2-pole 4-pole ANSWER DOWNLOAD EXAMIANS APP