Transformers Losses which occur in rotating electric machines and do not occur in trans formers are friction and windage losses copper losses magnetic losses hysteresis and eddy current losses friction and windage losses copper losses magnetic losses hysteresis and eddy current losses ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the energy is conveyed from primary to secondary by the flux None of these through cooling coil through air by the flux None of these through cooling coil through air ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Aluminium Wood Silicon steel Copper Aluminium Wood Silicon steel Copper ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer has 50 turns in the primary winding and 10 turns in the secondary winding, what is the reflective resistance if the secondary load resistance is 250 ? 250 Ω 6250 Ω 25 Ω 62500 Ω 250 Ω 6250 Ω 25 Ω 62500 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a fitting on a transformer? Conservator Buchholz's relay Breather Commutator Conservator Buchholz's relay Breather Commutator ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a type test special test None of these routine test type test special test None of these routine test ANSWER DOWNLOAD EXAMIANS APP
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