Transformers In a transformer the energy is conveyed from primary to secondary through cooling coil None of these by the flux through air through cooling coil None of these by the flux through air ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is also called its Current efficiency Power efficiency Energy efficiency None of the listed here Current efficiency Power efficiency Energy efficiency None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Copper Silicon steel Wood Aluminium Copper Silicon steel Wood Aluminium ANSWER DOWNLOAD EXAMIANS APP
Transformers An open-circuit test on a transformer is conducted primarily to measure copper loss core loss total loss insulation resistance copper loss core loss total loss insulation resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 . The load resistance as seen by the source is 7.8 Ω 78 Ω 1.3 Ω 13 Ω 7.8 Ω 78 Ω 1.3 Ω 13 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has 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 core of stainless steel and winding of pure copper metal no losses and magnetic leakage ANSWER DOWNLOAD EXAMIANS APP
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