Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become One fourth Half Unchanged Double One fourth Half Unchanged Double ANSWER DOWNLOAD EXAMIANS APP
Alternators The distribution of load between two alternators operating in parallel can be changed by changing ______ Driving torques of prime movers Field excitation of alternators None of the listed here Phase sequence Driving torques of prime movers Field excitation of alternators None of the listed here Phase sequence ANSWER DOWNLOAD EXAMIANS APP
Alternators The power factor of an alternator is determined by its Load Excitation Primemover Speed Load Excitation Primemover Speed ANSWER DOWNLOAD EXAMIANS APP
Alternators Majority of the alternators in the use have _____ Revolving field type construction None of the listed here Stationary field type construction Revolving ac armature winding Revolving field type construction None of the listed here Stationary field type construction Revolving ac armature winding ANSWER DOWNLOAD EXAMIANS APP
Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Unity Positive Zero Negative Unity Positive Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of a salient pole machine is nearly 1500 rpm 1000 rpm 500 rpm 3000 rpm 1500 rpm 1000 rpm 500 rpm 3000 rpm ANSWER DOWNLOAD EXAMIANS APP