DC Generators Permeance is the reciprocal of Resistance Flux density Reluctance Ampere turns Resistance Flux density Reluctance Ampere turns ANSWER DOWNLOAD EXAMIANS APP
DC Generators The size of a dc generator can be reduced by using ______ Iron commutator Magnetic material of high permeability High resistance winding material Lap winding Iron commutator Magnetic material of high permeability High resistance winding material Lap winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature core of a D.C. generator is usually made of Silicon steel Nonferrous material Cast-iron Copper Silicon steel Nonferrous material Cast-iron Copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators A triplex wave winding will have parallel paths. None of the listed here 2 4 6 None of the listed here 2 4 6 ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a four-pole D.C. machine Two north poles follow two south poles Alternate poles are north and south All the four poles are south poles All the four poles are north poles Two north poles follow two south poles Alternate poles are north and south All the four poles are south poles All the four poles are north poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators The purpose of providing dummy coils in a generator is To amplify voltage To provide mechanical balance for the rotor To reduce eddy current losses To enhance flux density To amplify voltage To provide mechanical balance for the rotor To reduce eddy current losses To enhance flux density ANSWER DOWNLOAD EXAMIANS APP
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