DC Generators A 4-pole , lap wound dc shunt generator has an armature winding consisting of 220 turns each of 0.004 Ω. The armature resistance is 0.5 Ω 1 Ω 0.055 Ω 0.025 Ω 0.5 Ω 1 Ω 0.055 Ω 0.025 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Generators Shunt generators are most suited for stable parallel operation because of their identical voltage characteristics drooping voltage characteristics rising voltage characteristics linear voltage characteristics identical voltage characteristics drooping voltage characteristics rising voltage characteristics linear voltage characteristics ANSWER DOWNLOAD EXAMIANS APP
DC Generators To avoid formation of grooves in the commutator of a D.C. machine Brush position has no effect on the commutator grooving The brushes of same polarity should track each other All of these The brushes of opposite polarity should track each other Brush position has no effect on the commutator grooving The brushes of same polarity should track each other All of these The brushes of opposite polarity should track each other ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature copper loss in a dc generator is a None of the listed here Stray loss Variable loss Constant loss None of the listed here Stray loss Variable loss Constant loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators Small dc machines generally have _____ poles. 4 2 6 8 4 2 6 8 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The current in armature conductors of a dc machine is ______ Ac Pure dc Pulsating dc Pure dc plus pulsating dc Ac Pure dc Pulsating dc Pure dc plus pulsating dc ANSWER DOWNLOAD EXAMIANS APP
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