1.

A transformer has 450 turns in its primary coil and 30 turns in its secondary coil. Which one of the following statements concerning this transformer is true?

Answer»

<P>The turns RATIO is 15 for this transformer.
The ratio of the VOLTAGES `V_(s)//V_(p)` is 15 for this transformer.
The ratio of the currents `I_(s)//I_(P)` is 0.067 for this transformer.
The POWER delivered to the secondary must be the same as that delivered to the primary.

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