DC Generators The coupling field between electrical and mechanical systems of a dc machine is ______ None of the listed here Both electrical and magnetic fields Electric field Magnetic field None of the listed here Both electrical and magnetic fields Electric field Magnetic field ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following could be lamina proximately the thickness of laminations of a D.C. machine? 0.05 mm 5 m 0.005 mm 0.5 m 0.05 mm 5 m 0.005 mm 0.5 m ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following components of a D.C, generator plays vital role for providing direct current of a D.C. generator? Equalizer rings Commutator Eye bolt Dummy coils Equalizer rings Commutator Eye bolt Dummy coils 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 All of these Brush position has no effect on the commutator grooving The brushes of same polarity should track each other The brushes of opposite polarity should track each other All of these Brush position has no effect on the commutator grooving The brushes of same polarity should track each other ANSWER DOWNLOAD EXAMIANS APP
DC Generators Due to armature reaction, the main pole flux of a dc generator is None of the listed here Weakened as well as distorted Distorted only Weakend only None of the listed here Weakened as well as distorted Distorted only Weakend only ANSWER DOWNLOAD EXAMIANS APP
DC Generators Lap winding is composed of Any even number of conductors Any odd number of conductors That even number which is exact multiple of poles + 2 That even number which is exact multiple of poles Any even number of conductors Any odd number of conductors That even number which is exact multiple of poles + 2 That even number which is exact multiple of poles ANSWER DOWNLOAD EXAMIANS APP
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