Transformers Which winding of the transformer has less cross-sectional area? Secondary winding High voltage winding Low voltage winding Primary winding Secondary winding High voltage winding Low voltage winding Primary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers How many primary volts must be applied to a transformer with a turns ratio of 0.1 to obtain a secondary voltage of 9 V? 0.9 V 9 V 90 V 900 V 0.9 V 9 V 90 V 900 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer gives _______ Friction losses Total losses Copper losses Iron losses Friction losses Total losses Copper losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The secondary of a current transformer is always short-circuited under operating conditions because it protects the primary circuit avoids core saturation and high voltage induction is safe to human beings None of these protects the primary circuit avoids core saturation and high voltage induction is safe to human beings None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Aluminium Copper Wood Silicon steel Aluminium Copper Wood Silicon steel ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ Purely rotating one None of the listed here Purely alternating one Partly alternating and partly rotating Purely rotating one None of the listed here Purely alternating one Partly alternating and partly rotating ANSWER DOWNLOAD EXAMIANS APP
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