DC Generators An exciter for a turbo generator is a Shunt generator Separately excited generator Compound generator Series generator Shunt generator Separately excited generator Compound generator Series generator 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 check armature insulation resistance increase the speed of primemover reverse the field connections increase the field resistance check armature insulation resistance increase the speed of primemover reverse the field connections ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following will not prevent a self excited shunt generator from building upto its full voltage? No residual magnetism Wrong direction of rotation Speed too high Open field No residual magnetism Wrong direction of rotation Speed too high Open field ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest percentage of heat loss in a dc machine is due to ______ Copper loss Hysteresis loss Eddy current loss Frictional loss Copper loss Hysteresis loss Eddy current loss Frictional loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators Permeance is the reciprocal of Ampere turns Resistance Flux density Reluctance Ampere turns Resistance Flux density Reluctance ANSWER DOWNLOAD EXAMIANS APP
DC Generators Small dc machines generally have _____ poles. 4 2 6 8 4 2 6 8 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS