DC Generators In a dc machine, the number of commutator segment is equal to Number of coils Twice the number of poles None of the listed here Numbers of conductors Number of coils Twice the number of poles None of the listed here Numbers of conductors ANSWER DOWNLOAD EXAMIANS APP
DC Generators Magnetic field in a D.C. generator is produced by Permanent magnets None of these Both (A) and (B) Electromagnets Permanent magnets None of these Both (A) and (B) Electromagnets ANSWER DOWNLOAD EXAMIANS APP
DC Generators While applying Fleming's right-hand rule to and the direction of induced e.m.f., the thumb points towards Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of flux Direction of motion of conductor, if forefinger points along the lines of flux Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of flux Direction of motion of conductor, if forefinger points along the lines of flux ANSWER DOWNLOAD EXAMIANS APP
DC Generators Due to armature reaction, the main pole flux of a dc generator is Weakend only Weakened as well as distorted Distorted only None of the listed here Weakend only Weakened as well as distorted Distorted only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc generator is laminated to Provide the bulk Reduce eddy current loss Insulate the core Reduce the bulk Provide the bulk Reduce eddy current loss Insulate the core Reduce the bulk ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Hysteresis loss Frictional loss Copper loss Eddy current loss Hysteresis loss Frictional loss Copper loss Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
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