Transformers In a transformer routine efficiency depends upon Power factor of load Load current Supply frequency Both power factor and load current Power factor of load Load current Supply frequency Both power factor and load current ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Star/Delta Star/Star Delta/Star Delta/Delta Star/Delta Star/Star Delta/Star Delta/Delta ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer oil must be free from Gases Sludge Odour Moisture Gases Sludge Odour Moisture ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Copper losses Leakage reactance Winding resistance Iron losses Copper losses Leakage reactance Winding resistance Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Is a static device Uses inductive coupling Uses capacitive coupling Uses electric coupling Is a static device Uses inductive coupling Uses capacitive coupling Uses electric coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Rectangular type Circular type Cylindrical type Sandwich type Rectangular type Circular type Cylindrical type Sandwich type ANSWER DOWNLOAD EXAMIANS APP
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