DC Generators The field structure of a dc machine uses ______ None of the listed here Both salient and non salient pole arrangements None salient pole arrangements Salient pole arrangements None of the listed here Both salient and non salient pole arrangements None salient pole arrangements Salient pole arrangements ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of brushes in a commutator depends on Voltage Amount of current to be collected Speed of armature Type of winding Voltage Amount of current to be collected Speed of armature Type of winding ANSWER DOWNLOAD EXAMIANS APP
DC Generators The resistance of armature winding depends on Number of conductors Length of conductor All of the listed here Cross sectional area of the conductor Number of conductors Length of conductor All of the listed here Cross sectional area of the conductor ANSWER DOWNLOAD EXAMIANS APP
DC Generators When two D.C. generators are running in parallel an equalizer bar is used To reduce the combined effect of armature reaction of both the machines To increase the series flux To increase the generated e.m.f. So that the two identical machines will pass approximately equal currents to the load To reduce the combined effect of armature reaction of both the machines To increase the series flux To increase the generated e.m.f. So that the two identical machines will pass approximately equal currents to the load ANSWER DOWNLOAD EXAMIANS APP
DC Generators An exciter for a turbo generator is a Shunt generator Series generator Compound generator Separately excited generator Shunt generator Series generator Compound generator Separately excited generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator External characteristic = magnetization characteristic ohmic drop armature reaction Magnetization characteristic = external characteristic Internal characteristic = magnetization characteristic ohmic drop External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Magnetization characteristic = external characteristic Internal characteristic = magnetization characteristic ohmic drop External resistance = internal characteristic armature reaction ANSWER DOWNLOAD EXAMIANS APP
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