DC Generators The purpose of providing dummy coils in a generator is To amplify voltage To provide mechanical balance for the rotor To enhance flux density To reduce eddy current losses To amplify voltage To provide mechanical balance for the rotor To enhance flux density To reduce eddy current losses ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine is made of ______ Wrought iron Silocon steel Cast steel Soft iron Wrought iron Silocon steel Cast steel Soft iron ANSWER DOWNLOAD EXAMIANS APP
DC Generators D.C. generator generally preferred for charging automobile batteries is Shunt generator Any of the above Long shunt compound generator Series generator Shunt generator Any of the above Long shunt compound generator Series generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a four-pole D.C. machine Two north poles follow two south poles All the four poles are north poles All the four poles are south poles Alternate poles are north and south Two north poles follow two south poles All the four poles are north poles All the four poles are south poles Alternate poles are north and south ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following generating machine will offer constant voltage on all loads? Level compounded generator Self-excited generator Separately excited generator All of these Level compounded generator Self-excited generator Separately excited generator All of these 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
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