Electrical Machines In a DC Shunt Motor if the load current increases then field flux decreases. remains constant. decreases increases. decreases. remains constant. decreases increases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Equalizer rings are used in which of the followings? None of these lap winding both 1 and 2 wave winding None of these lap winding both 1 and 2 wave winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Open circuit test on transformer gives both 1and 2 copper loss hysteresis loss eddy current loss both 1and 2 copper loss hysteresis loss eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, the field system has to be provided on stator unlike synchronous machines Where in it could be on any member, because dc machines are comparatively low rating machines. it reduces field structure iron losses it gives more uniform air-gap flux distribution commutator action is not possible otherwise dc machines are comparatively low rating machines. it reduces field structure iron losses it gives more uniform air-gap flux distribution commutator action is not possible otherwise ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are in series with the load. Armature and field both are connected. Armature winding is in series with load. Armature and field both are parallel. Armature and field both are in series with the load. Armature and field both are connected. Armature winding is in series with load. Armature and field both are parallel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The main disadvantage(s) of the ward-Leonard system is/are poor overall efficiency. high maintenance cost. all of above. high initial cost. poor overall efficiency. high maintenance cost. all of above. high initial cost. ANSWER DOWNLOAD EXAMIANS APP
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