DC Generators If a self excited D.C. generator after being installed, fails to build up on its first trial run, the first thing to do is to increase the field resistance increase the speed of primemover reverse the field connections check armature insulation resistance increase the field resistance increase the speed of primemover reverse the field connections check armature insulation resistance ANSWER DOWNLOAD EXAMIANS APP
DC Generators In case of dc machines, mechanical losses are primary function of Current None of the listed here Voltage Speed Current None of the listed here Voltage Speed ANSWER DOWNLOAD EXAMIANS APP
DC Generators The nature of armature winding of a dc machine is decided by Front pitch Commutator pitch None of the listed here Back pitch Front pitch Commutator pitch None of the listed here Back pitch ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Copper loss Eddy current loss Frictional loss Hysteresis loss Copper loss Eddy current loss Frictional loss Hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a simplex wave winding, the number of parallel paths is equal to _____ None of the listed here Numbers of poles in the machine 2 Number of pairs of poles None of the listed here Numbers of poles in the machine 2 Number of pairs of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators The critical resistance of the D.C. generator is the resistance of Brushes Field Load Armature Brushes Field Load Armature ANSWER DOWNLOAD EXAMIANS APP
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