Transformers A transformer will have zero efficiency at No load Half full load Full load None of the listed here No load Half full load Full load None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 18 0.018 0.18 5.5 18 0.018 0.18 5.5 ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Uses electric coupling Is a static device Uses capacitive coupling Uses inductive coupling Uses electric coupling Is a static device Uses capacitive coupling Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers Distribution transformers are generally designed for maximum efficiency around 25% load 50% load 90% load Zero load 25% load 50% load 90% load Zero load ANSWER DOWNLOAD EXAMIANS APP
Transformers The dielectric strength of transformer oil is expected to be 100 kV 33 kV lkV 330 kV 100 kV 33 kV lkV 330 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ Reactive power Apparent power Leakage reactance None of the listed here Reactive power Apparent power Leakage reactance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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