Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Water cooled Oil cooled None of the listed here Air cooled Water cooled Oil cooled None of the listed here Air cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Uses capacitive coupling Uses inductive coupling Uses electric coupling Is a static device Uses capacitive coupling Uses inductive coupling Uses electric coupling Is a static device ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is increased, the eddy current _____ Remains unchanged None of the listed here Is increased Is decreased Remains unchanged None of the listed here Is increased Is decreased ANSWER DOWNLOAD EXAMIANS APP
Transformers The steel used for transformer core has All of the listed here High silicon content High permeability Low hysteresis loss All of the listed here High silicon content High permeability Low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers A tap changer is used on a transformer for Adjustment in primary voltage Adjustments in secondary voltage Adjustment in both primary and secondary None of the listed here Adjustment in primary voltage Adjustments in secondary voltage Adjustment in both primary and secondary None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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