Transformers A certain transformer has a turns ratio of 1 and a 0.85 coefficient of coupling. When 2 V ac is applied to the primary, the secondary voltage is 0.85 V 1 V 0 V 1.7 V 0.85 V 1 V 0 V 1.7 V 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
Transformers In a transformer the energy is conveyed from primary to secondary through cooling coil by the flux through air None of these through cooling coil by the flux through air None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is also called its None of the listed here Power efficiency Energy efficiency Current efficiency None of the listed here Power efficiency Energy efficiency Current efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Winding resistance Copper losses Leakage reactance Iron losses Winding resistance Copper losses Leakage reactance Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has core of stainless steel and winding of pure copper metal no losses and magnetic leakage a common core for its primary and secondary windings interleaved primary and secondary windings core of stainless steel and winding of pure copper metal no losses and magnetic leakage a common core for its primary and secondary windings interleaved primary and secondary windings ANSWER DOWNLOAD EXAMIANS APP