DC Generators An exciter for a turbo generator is a Series generator Compound generator Shunt generator Separately excited generator Series generator Compound generator Shunt generator Separately excited generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Internal characteristic = magnetization characteristic ohmic drop Magnetization characteristic = external characteristic External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Internal characteristic = magnetization characteristic ohmic drop Magnetization characteristic = external characteristic ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field winding of a dc shunt machine usually caries _______ of the rated current of the machine. Less than 0.5 % 15 to 25% More than 20% 2% to 5% Less than 0.5 % 15 to 25% More than 20% 2% to 5% ANSWER DOWNLOAD EXAMIANS APP
DC Generators The critical resistance of the D.C. generator is the resistance of Armature Brushes Load Field Armature Brushes Load Field ANSWER DOWNLOAD EXAMIANS APP
DC Generators The brush voltage drop in dc machine is about _______ 20 V 0.1 V 2 V 10 V 20 V 0.1 V 2 V 10 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest eddy current loss occurs in the _____ of a dc machine. Field poles Yoke Armature Commutating poles Field poles Yoke Armature Commutating poles ANSWER DOWNLOAD EXAMIANS APP
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