Alternators An alternator supplying power to a load with a leading power factor always has ______ voltage regulation. Unity Negative Positive Zero Unity Negative Positive Zero ANSWER DOWNLOAD EXAMIANS APP
Alternators Modern 3-phase alternator of a central power station will have generated voltage of 230 V 11 kV 400 V 132 kV 230 V 11 kV 400 V 132 kV ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed at which a 6-pole alternator should be driven to generate 50 cycles per second is _______ 1500 rpm 1000 rpm None of the listed here 500 rpm 1500 rpm 1000 rpm None of the listed here 500 rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ Star-delta connected Generally delta connected None of the listed here Always star connected Star-delta connected Generally delta connected None of the listed here Always star connected ANSWER DOWNLOAD EXAMIANS APP
Alternators A lower voltage alternator, for the same power rating, will be More costly Operating at high rpm Larger in size More efficient More costly Operating at high rpm Larger in size More efficient ANSWER DOWNLOAD EXAMIANS APP
Alternators Voltage regulation of an alternator is larger than that of a dc generator because of _______ Large leakage reactance Large armature resistance None of the listed here Complex effects of armature reaction Large leakage reactance Large armature resistance None of the listed here Complex effects of armature reaction ANSWER DOWNLOAD EXAMIANS APP
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