DC Generators The yoke of a dc machine is made of Cast steel Aluminum Soft iron Silicon steel Cast steel Aluminum Soft iron Silicon steel ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the flux per pole of dc generator is halved but its speed is doubled, its generated emf will Be quadrupled Be doubled Be halved Remain the same Be quadrupled Be doubled Be halved Remain the same 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 1 Ω 0.025 Ω 0.055 Ω 0.5 Ω 1 Ω 0.025 Ω 0.055 Ω 0.5 Ω ANSWER DOWNLOAD EXAMIANS APP
DC Generators The number of parallel paths in a simplex lap winding is equal to Number of poles None of the listed here 2 Number of pairs of poles Number of poles None of the listed here 2 Number of pairs of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except Field weakening due to armature reaction and armature Armature resistance drop Commutation Armature reaction Field weakening due to armature reaction and armature Armature resistance drop Commutation Armature reaction ANSWER DOWNLOAD EXAMIANS APP
DC Generators The nature of armature winding of a dc machine is decided by Commutator pitch Back pitch None of the listed here Front pitch Commutator pitch Back pitch None of the listed here Front pitch ANSWER DOWNLOAD EXAMIANS APP
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