Transformers Which of the following transformer should never have the secondary open circuited while the primary is energised? Power transformer Auto transformer Current transformer Potential transformer Power transformer Auto transformer Current transformer Potential transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Short circuit test of a transformer helps us to find its None of the listed here Full load cu loss Iron loss Cu loss at no load None of the listed here Full load cu loss Iron loss Cu loss at no load ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which _______ Has no losses and leakage reactance Does not work None of the listed here Has same number of primary and secondary turns Has no losses and leakage reactance Does not work None of the listed here Has same number of primary and secondary turns ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has a common core for its primary and secondary windings no losses and magnetic leakage interleaved primary and secondary windings core of stainless steel and winding of pure copper metal a common core for its primary and secondary windings no losses and magnetic leakage interleaved primary and secondary windings core of stainless steel and winding of pure copper metal ANSWER DOWNLOAD EXAMIANS APP
Transformers The approximate efficiency of a large transformer is 80% 50% 65% 95% 80% 50% 65% 95% ANSWER DOWNLOAD EXAMIANS APP
Transformers The core type transformer provides _______ Lesser average length per turn Shorter magnetic path None of the listed here Much longer magnetic path Lesser average length per turn Shorter magnetic path None of the listed here Much longer magnetic path ANSWER DOWNLOAD EXAMIANS APP
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