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 0.055 Ω 1 Ω 0.5 Ω 0.025 Ω 0.055 Ω 1 Ω 0.5 Ω 0.025 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a practical dc generator, mechanical efficiency is None of the listed here Less than electrical efficiency More than electrical efficiency Equal to electrical efficiency None of the listed here Less than electrical efficiency More than electrical efficiency Equal to electrical efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators Number of tapings for each equalizer ring is equal to Number of pole pairs Number of poles Number of parallel paths Number of commutator segments Number of pole pairs Number of poles Number of parallel paths Number of commutator segments ANSWER DOWNLOAD EXAMIANS APP
DC Generators When two D.C. generators are running in parallel an equalizer bar is used To increase the series flux To increase the generated e.m.f. To reduce the combined effect of armature reaction of both the machines So that the two identical machines will pass approximately equal currents to the load To increase the series flux To increase the generated e.m.f. To reduce the combined effect of armature reaction of both the machines So that the two identical machines will pass approximately equal currents to the load ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine is made of Soft iron Silicon steel Aluminum Cast steel Soft iron Silicon steel Aluminum Cast steel ANSWER DOWNLOAD EXAMIANS APP
DC Generators The real working part of a dc machine is the ______ Field winding Commutator Armature winding None of the listed here Field winding Commutator Armature winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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