DC Generators The armature of dc generator is laminated to Reduce eddy current loss Provide the bulk Insulate the core Reduce the bulk Reduce eddy current loss Provide the bulk Insulate the core Reduce the bulk ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine having 10 poles is rotating at a speed of 10 revolution per second. The number of hysteresis loops formed per second is ______ 100 150 10 50 100 150 10 50 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field structure of a dc machine uses ______ None of the listed here Both salient and non salient pole arrangements Salient pole arrangements None salient pole arrangements None of the listed here Both salient and non salient pole arrangements Salient pole arrangements None salient pole arrangements ANSWER DOWNLOAD EXAMIANS APP
DC Generators The commutator pitch for simplex lap winding is equal to Number of pairs of poles None of the listed here 1 Numbers of poles in the machine Number of pairs of poles None of the listed here 1 Numbers of poles in the machine ANSWER DOWNLOAD EXAMIANS APP
DC Generators In dc generator, the constant losses is equal to None of the listed here Stray losses plus shunt cu loss Mechanical losses Stray losses None of the listed here Stray losses plus shunt cu loss Mechanical losses Stray losses ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except Armature resistance drop Field weakening due to armature reaction and armature Armature reaction Commutation Armature resistance drop Field weakening due to armature reaction and armature Armature reaction Commutation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS