DC Generators In a practical dc generator, mechanical efficiency is 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 More than electrical efficiency Less than electrical efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the ripples in the direct e.m.f. generated are reduced by Using equalizer rings Using carbon brushes of superior quality Using conductor of annealed copper Using commutator with large number of segments Using equalizer rings Using carbon brushes of superior quality Using conductor of annealed copper Using commutator with large number of segments ANSWER DOWNLOAD EXAMIANS APP
DC Generators Magnetic field in a D.C. generator is produced by None of these Both (A) and (B) Permanent magnets Electromagnets None of these Both (A) and (B) Permanent magnets Electromagnets ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature core of a D.C. generator is usually made of Cast-iron Copper Nonferrous material Silicon steel Cast-iron Copper Nonferrous material Silicon steel ANSWER DOWNLOAD EXAMIANS APP
DC Generators The dc generator that has poorest voltage is Shunt generator Flat compounded generator Series generator Over compounded generator Shunt generator Flat compounded generator Series generator Over compounded generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators Laminations of core are generally made of Carbon Case iron Silicon steel Stainless steel Carbon Case iron Silicon steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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