Transformers In a transformer routine efficiency depends upon Both power factor and load current Power factor of load Supply frequency Load current Both power factor and load current Power factor of load Supply frequency Load current ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Self induction Dynamic induction Static induction Mutual induction Self induction Dynamic induction Static induction Mutual induction ANSWER DOWNLOAD EXAMIANS APP
Transformers In a certain transformer, the input power to the primary is 120 W. If 8.5 W are lost to the winding resistance, what is the output power to the load, neglecting any other issues? 14.1 W 1,020 W 111.5 W 0 W 14.1 W 1,020 W 111.5 W 0 W ANSWER DOWNLOAD EXAMIANS APP
Transformers In an auto transformer, the primary and secondary are _____ coupled. Only magnetically Only electrically Magnetically as well as electrically None of the listed here Only magnetically Only electrically Magnetically as well as electrically None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of None of these less than 15 A 15 A more than 15 A None of these less than 15 A 15 A more than 15 A ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a type test None of these routine test special test type test None of these routine test special test ANSWER DOWNLOAD EXAMIANS APP
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