DC Generators In lap winding, the number of brushes is always Same as the number of poles Half the number of poles Two Double the number of poles Same as the number of poles Half the number of poles Two Double the number of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators The rapid wear of brushes takes place due to All of these Abrasion from dust Excessive spring pressure Rough commutator bars All of these Abrasion from dust Excessive spring pressure Rough commutator bars ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a practical dc generator, mechanical efficiency is More than electrical efficiency Less than electrical efficiency None of the listed here Equal to electrical efficiency More than electrical efficiency Less than electrical efficiency None of the listed here Equal to electrical efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators The effect of armature reaction is to Increase the total flux Make the air gap flux uniform Decrease the total flux None of the listed here Increase the total flux Make the air gap flux uniform Decrease the total flux None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Permeance is the reciprocal of Reluctance Ampere turns Resistance Flux density Reluctance Ampere turns Resistance Flux density ANSWER DOWNLOAD EXAMIANS APP
DC Generators High voltage dc machine use _____ winding. None of the listed here Wave Either lap or wave Lap None of the listed here Wave Either lap or wave Lap ANSWER DOWNLOAD EXAMIANS APP
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