Electrical Machines In an auto-transformer, power is transferred through conduction process only. None of these induction process only. both A and B. conduction process only. None of these induction process only. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following relation is correct? Xd = Xq. None of these Xd > Xq. Xd < Xq. Xd = Xq. None of these Xd > Xq. Xd < Xq. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The primary and secondary windings of a transformer are conductively linked. inductively linked. mechanically linked. electrically linked. conductively linked. inductively linked. mechanically linked. electrically linked. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tap changer is generally provided in voltage transformer. power transformer. current transformer. earthing transformer. voltage transformer. power transformer. current transformer. earthing transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of a DC Shunt motor if the load is decreased to some extent, what will happen to its speed? The speed will remains almost constant. The speed will increase gradually. The speed will increase in proportion to reduction in load. The speed will increase abruptly. The speed will remains almost constant. The speed will increase gradually. The speed will increase in proportion to reduction in load. The speed will increase abruptly. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole dynamo with wave wound armature has 51 slots contains 20 conductors in each slot. If induced emf 357 Volts and speed is 8500 rpm, flux per pole will be 2.7 mWb. 1.2 mWb. 3.5 mWb. 1.4 mWb. 2.7 mWb. 1.2 mWb. 3.5 mWb. 1.4 mWb. ANSWER DOWNLOAD EXAMIANS APP
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