DC Generators The insulating material used between the commutator segments is normally Mica Insulating varnish Paper Graphite Mica Insulating varnish Paper Graphite ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is place on the rotor to ______ Save iron Reduce losses Reduce armature reaction Facilitate commutation Save iron Reduce losses Reduce armature reaction Facilitate commutation ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following could be lamina proximately the thickness of laminations of a D.C. machine? 0.5 m 0.05 mm 5 m 0.005 mm 0.5 m 0.05 mm 5 m 0.005 mm ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators, current to the external circuit from armature is given through None of above Commutator Slip rings Solid connection None of above Commutator Slip rings Solid connection ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a simplex wave winding, the number of parallel paths is equal to _____ Numbers of poles in the machine 2 Number of pairs of poles None of the listed here Numbers of poles in the machine 2 Number of pairs of poles None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a lap winding, the number of the brushes required is equal to Number of poles Commutator pitch None of the listed here Number of pairs of poles Number of poles Commutator pitch None of the listed here Number of pairs of poles ANSWER DOWNLOAD EXAMIANS APP
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