Transformers A transformer oil must be free from Odour Gases Sludge Moisture Odour Gases Sludge Moisture ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 88 V 8.8 V 8,800 V 880 V 88 V 8.8 V 8,800 V 880 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding of the transformer has less cross-sectional area? High voltage winding Primary winding Low voltage winding Secondary winding High voltage winding Primary winding Low voltage winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer has 50 turns in the primary winding and 10 turns in the secondary winding, what is the reflective resistance if the secondary load resistance is 250 ? 250 Ω 25 Ω 62500 Ω 6250 Ω 250 Ω 25 Ω 62500 Ω 6250 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Uses capacitive coupling Uses inductive coupling Is a static device Uses electric coupling Uses capacitive coupling Uses inductive coupling Is a static device Uses electric coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers Open circuit test on transformers is conducted to determine copper losses core losses hysteresis losses eddy current losses copper losses core losses hysteresis losses eddy current losses ANSWER DOWNLOAD EXAMIANS APP