Transformers The amount of copper in the primary is _______that of secondary. Smaller than Greater than None of the listed here About the same as Smaller than Greater than None of the listed here About the same as ANSWER DOWNLOAD EXAMIANS APP
Transformers The power efficiency of a lightning transformer is always ______its all day efficiency. Less than None of the listed here Equal to Higher than Less than None of the listed here Equal to Higher than ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Is a static device Uses capacitive coupling Uses inductive coupling Uses electric coupling Is a static device Uses capacitive coupling Uses inductive coupling Uses electric coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is 1000 ohms Zero Infinite 1 ohm 1000 ohms Zero Infinite 1 ohm ANSWER DOWNLOAD EXAMIANS APP
Transformers What kVA rating is required for a transformer that must handle a maximum load current of 8 A with a secondary voltage of 2 kV? 0.25 kVA 16 kVA 8 kVA 4 kVA 0.25 kVA 16 kVA 8 kVA 4 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Air cooled Water cooled None of the listed here Oil cooled Air cooled Water cooled None of the listed here Oil cooled ANSWER DOWNLOAD EXAMIANS APP
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