Transformers Sumpner's test is conducted on transformers to determine stray losses all-day efficiency temperature None of these stray losses all-day efficiency temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers By laminating the core of a transformer, we decrease _____ Eddy current loss Copper loss Leakage reactance Hysteresis loss Eddy current loss Copper loss Leakage reactance Hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary windings are wound on the top of each other in order to reduce ______ Iron losses Winding resistance Leakage reactance Copper losses Iron losses Winding resistance Leakage reactance Copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers In Ns is the synchronous speed and s the slip, then actual running speed of an induction motor will be s.N. Ns (l-s)Ns (Ns-l)s s.N. Ns (l-s)Ns (Ns-l)s ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as zoom buzz hum ringing zoom buzz hum ringing ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is increased, the eddy current _____ Is decreased Is increased Remains unchanged None of the listed here Is decreased Is increased Remains unchanged None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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