DC Generators In D.C. generators the polarity of the interpoles Is the same as that of the main pole ahead Is neutral as these poles do not play part in generating e.m.f. Is the same as that of the immediately preceding pole Is opposite to that of the main pole ahead Is the same as that of the main pole ahead Is neutral as these poles do not play part in generating e.m.f. Is the same as that of the immediately preceding pole Is opposite to that of the main pole ahead ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator Is different for different generators Is similar for all types of generators None of the listed here May be same or different Is different for different generators Is similar for all types of generators None of the listed here May be same or different ANSWER DOWNLOAD EXAMIANS APP
DC Generators The commutator segments are connected to the armature conductors by means of Resistance wires Copper lugs Brazing Insulation pads Resistance wires Copper lugs Brazing Insulation pads ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the flux per pole of dc generator is halved but its speed is doubled, its generated emf will Be halved Be quadrupled Remain the same Be doubled Be halved Be quadrupled Remain the same Be doubled ANSWER DOWNLOAD EXAMIANS APP
DC Generators The insulating material used between the commutator segments is normally Graphite Paper Insulating varnish Mica Graphite Paper Insulating varnish Mica ANSWER DOWNLOAD EXAMIANS APP
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 1 Ω 0.025 Ω 0.055 Ω 0.5 Ω 1 Ω 0.025 Ω 0.055 Ω 0.5 Ω ANSWER DOWNLOAD EXAMIANS APP