DC Generators Lap winding is composed of That even number which is exact multiple of poles Any even number of conductors That even number which is exact multiple of poles + 2 Any odd number of conductors That even number which is exact multiple of poles Any even number of conductors That even number which is exact multiple of poles + 2 Any odd number of conductors ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc machine, the number of commutator segment is equal to Numbers of conductors Twice the number of poles Number of coils None of the listed here Numbers of conductors Twice the number of poles Number of coils None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The coupling field between electrical and mechanical systems of a dc machine is ______ Electric field Both electrical and magnetic fields Magnetic field None of the listed here Electric field Both electrical and magnetic fields Magnetic field None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators To avoid formation of grooves in the commutator of a D.C. machine The brushes of opposite polarity should track each other The brushes of same polarity should track each other All of these Brush position has no effect on the commutator grooving The brushes of opposite polarity should track each other The brushes of same polarity should track each other All of these Brush position has no effect on the commutator grooving ANSWER DOWNLOAD EXAMIANS APP
DC Generators In dc generator, the generated voltage depend upon Speed only None of the listed here Both speed and flux Flux only Speed only None of the listed here Both speed and flux Flux only ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a commutator None of the listed here Mica is harder than copper Mica and copper are equally hard Copper is harder than mica None of the listed here Mica is harder than copper Mica and copper are equally hard Copper is harder than mica ANSWER DOWNLOAD EXAMIANS APP
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