DC Generators The yoke of a dc machine is made of Silicon steel Cast steel Aluminum Soft iron Silicon steel Cast steel Aluminum Soft iron ANSWER DOWNLOAD EXAMIANS APP
DC Generators The effect of armature reaction is to Increase the total flux Make the air gap flux uniform None of the listed here Decrease the total flux Increase the total flux Make the air gap flux uniform None of the listed here Decrease the total flux ANSWER DOWNLOAD EXAMIANS APP
DC Generators Stray losses consist of Mechanical and copper losses None of the listed here Magnetic and copper losses Magnetic and mechanical losses Mechanical and copper losses None of the listed here Magnetic and copper losses Magnetic and mechanical losses ANSWER DOWNLOAD EXAMIANS APP
DC Generators The essential condition for parallel operation of two D.C. generators is that they have Same percentage regulation Same kW rating The same operation r.p.m. The same drooping voltage characteristics Same percentage regulation Same kW rating The same operation r.p.m. The same drooping voltage characteristics ANSWER DOWNLOAD EXAMIANS APP
DC Generators Small dc machines generally have _____ poles. 8 2 4 6 8 2 4 6 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 0.5 Ω 0.025 Ω 0.055 Ω 1 Ω 0.5 Ω 0.025 Ω 0.055 Ω 1 Ω ANSWER DOWNLOAD EXAMIANS APP
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