DC Generators In a D.C. generator the ripples in the direct e.m.f. generated are reduced by Using equalizer rings Using conductor of annealed copper Using carbon brushes of superior quality Using commutator with large number of segments Using equalizer rings Using conductor of annealed copper Using carbon brushes of superior quality Using commutator with large number of segments ANSWER DOWNLOAD EXAMIANS APP
DC Generators Stray losses consist of Magnetic and mechanical losses None of the listed here Magnetic and copper losses Mechanical and copper losses Magnetic and mechanical losses None of the listed here Magnetic and copper losses Mechanical and copper losses ANSWER DOWNLOAD EXAMIANS APP
DC Generators An 8 pole, 250 V, wave wound generator has 400 conductors. If the generator is to be lap wound, the number of conductors required is ______ 1600 100 3200 800 1600 100 3200 800 ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a wave winding, the commutator pitch is approximately equal to None of the listed here Pole pitch Twice the pole pitch Thrice the pole pitch None of the listed here Pole pitch Twice the pole pitch Thrice the pole pitch ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine carries ______ pole flux. One-half of Two times the None of the listed here Three times One-half of Two times the None of the listed here Three times ANSWER DOWNLOAD EXAMIANS APP
DC Generators Wave wound generators provide None of the listed here More current and more voltage More current but less voltage Less current but more voltage None of the listed here More current and more voltage More current but less voltage Less current but more voltage ANSWER DOWNLOAD EXAMIANS APP
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