Electrical Machines The primary and secondary windings of a transformer are mechanically linked. conductively linked. electrically linked. inductively linked. mechanically linked. conductively linked. electrically linked. inductively linked. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Number of tappings 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
Electrical Machines For successful parallel operation of two single phase transformers, the most essential condition is that their KVA ratings are equal polarities are properly connected turn- ratios are exactly equal percentage impedances are equal KVA ratings are equal polarities are properly connected turn- ratios are exactly equal percentage impedances are equal ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor the speed can be increased by Increasing the armature current. Increasing the field current. Decreasing the field current. Increasing the field current. Increasing the armature current. Increasing the field current. Decreasing the field current. Increasing the field current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The power flow of a dc motor, with respect to a DC generator is increased. reversed. modified. none of these. increased. reversed. modified. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Use of fractional pitch winding results in reduced axial length of the machine. make it stiffer. results in reduced leakage reactance. All of these results in reduced axial length of the machine. make it stiffer. results in reduced leakage reactance. All of these ANSWER DOWNLOAD EXAMIANS APP
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