DC Generators In a commutator Mica and copper are equally hard None of the listed here Mica is harder than copper Copper is harder than mica Mica and copper are equally hard None of the listed here Mica is harder than copper Copper is harder than mica ANSWER DOWNLOAD EXAMIANS APP
DC Generators Magnetic field in a D.C. generator is produced by Electromagnets Permanent magnets None of these Both (A) and (B) Electromagnets Permanent magnets None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a long shunt compound wound generator , the shunt field is connected in parallel with Series field Armature Parallel combination of armature and series field Series combination of armature and series field Series field Armature Parallel combination of armature and series field Series combination of armature and series field ANSWER DOWNLOAD EXAMIANS APP
DC Generators A 6 pole lap wound generator has 300 conductors, the emf induced per conductor being 5 V. The generated voltage of the generator is _____ 250 V 60 V 1500 V 360 V 250 V 60 V 1500 V 360 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ Carbon is cheap None of the listed here Carbon lubricates and polishes the commutator Contact resistance is decreased Carbon is cheap None of the listed here Carbon lubricates and polishes the commutator Contact resistance is decreased ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a simplex wave winding, the number of parallel paths is equal to _____ None of the listed here 2 Numbers of poles in the machine Number of pairs of poles None of the listed here 2 Numbers of poles in the machine Number of pairs of poles ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS