DC Generators The size of a dc generator can be reduced by using ______ High resistance winding material Lap winding Magnetic material of high permeability Iron commutator High resistance winding material Lap winding Magnetic material of high permeability Iron commutator ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator Internal characteristic = magnetization characteristic ohmic drop External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Magnetization characteristic = external characteristic Internal characteristic = magnetization characteristic ohmic drop External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Magnetization characteristic = external characteristic ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator is also called its_______ characteristic. Internal No load saturation Performance External Internal No load saturation Performance External ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc machine, the number of commutator segment is equal to Number of coils Numbers of conductors None of the listed here Twice the number of poles Number of coils Numbers of conductors None of the listed here Twice the number of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators The efficiency of a dc generator means its Electrical efficiency Mechanical efficiency None of the listed here Overall efficiency Electrical efficiency Mechanical efficiency None of the listed here Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc generator is laminated to Provide the bulk Reduce the bulk Insulate the core Reduce eddy current loss Provide the bulk Reduce the bulk Insulate the core Reduce eddy current loss ANSWER DOWNLOAD EXAMIANS APP
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