Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 0.018 18 0.18 5.5 0.018 18 0.18 5.5 ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when None of these load on it increases load remains constant load on it decreases None of these load on it increases load remains constant load on it decreases ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer oil must be free from Odour Moisture Sludge Gases Odour Moisture Sludge Gases ANSWER DOWNLOAD EXAMIANS APP
Transformers Open circuit test on transformers is conducted to determine eddy current losses core losses copper losses hysteresis losses eddy current losses core losses copper losses hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Iron losses Copper loss Leakage reactance Eddy current loss Iron losses Copper loss Leakage reactance Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiency of a transformer will be maximum when ______ None of the listed here Leakage reactance of the two winding Resistance of the two winding are equal Copper loss is equal to constant loss None of the listed here Leakage reactance of the two winding Resistance of the two winding are equal Copper loss is equal to constant loss ANSWER DOWNLOAD EXAMIANS APP
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