DC Generators The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be 640 V 580 V 620 V 600 V 640 V 580 V 620 V 600 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators Number of tapings for each equalizer ring is equal to Number of pole pairs Number of commutator segments Number of poles Number of parallel paths Number of pole pairs Number of commutator segments Number of poles Number of parallel paths ANSWER DOWNLOAD EXAMIANS APP
DC Generators If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be Small The same as rated voltage High Zero Small The same as rated voltage High Zero ANSWER DOWNLOAD EXAMIANS APP
DC Generators The nature of armature winding of a dc machine is decided by Back pitch Commutator pitch Front pitch None of the listed here Back pitch Commutator pitch Front pitch None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators If a self excited D.C. generator after being installed, fails to build up on its first trial run, the first thing to do is to increase the field resistance reverse the field connections increase the speed of primemover check armature insulation resistance increase the field resistance reverse the field connections increase the speed of primemover check armature insulation resistance ANSWER DOWNLOAD EXAMIANS APP
DC Generators Shunt generators are most suited for stable parallel operation because of their drooping voltage characteristics identical voltage characteristics rising voltage characteristics linear voltage characteristics drooping voltage characteristics identical voltage characteristics rising voltage characteristics linear voltage characteristics ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS