Transformers The temperature rise of transformer is directly proportional to _______ Apparent power None of the listed here Reactive power Leakage reactance Apparent power None of the listed here Reactive power Leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers In an auto transformer, the primary and secondary are _____ coupled. Only electrically None of the listed here Magnetically as well as electrically Only magnetically Only electrically None of the listed here Magnetically as well as electrically Only magnetically ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is ______ the commercial efficiency. None of the listed here More than Less than The same as None of the listed here More than Less than The same as ANSWER DOWNLOAD EXAMIANS APP
Transformers The eddy current loss in a transformer is directly proportional to _______. Square of thickness of core lamination The flux density in the core The supply frequency Thickness of core lamination Square of thickness of core lamination The flux density in the core The supply frequency Thickness of core lamination ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has full load copper loss of 400 W. The copper loss at half full load will be _____. 400 W 200 W None of the listed here 100 W 400 W 200 W None of the listed here 100 W ANSWER DOWNLOAD EXAMIANS APP