DC Generators The real working part of a dc machine is the ______ None of the listed here Field winding Commutator Armature winding None of the listed here Field winding Commutator Armature winding 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 halved Remain the same Be doubled Be quadrupled Be halved Remain the same Be doubled ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following will not prevent a self excited shunt generator from building upto its full voltage? Open field Speed too high Wrong direction of rotation No residual magnetism Open field Speed too high Wrong direction of rotation No residual magnetism ANSWER DOWNLOAD EXAMIANS APP
DC Generators In case of D.C. machine winding, number of commutator segments is equal to Number of armature coil sides Number of armature coils Number of armature conductors Number of armature turns Number of armature coil sides Number of armature coils Number of armature conductors Number of armature turns ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is place on the rotor to ______ Reduce armature reaction Reduce losses Save iron Facilitate commutation Reduce armature reaction Reduce losses Save iron Facilitate commutation ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine is made of Silicon steel Aluminum Cast steel Soft iron Silicon steel Aluminum Cast steel Soft iron ANSWER DOWNLOAD EXAMIANS APP
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