A plug-in transformer supplies 9.00 V to a video game system. (a) How many turns are...

Question

Question

A plug-in transformer supplies 9.00 V to a video game system.

(a) How many turns are in its secondary coil if its input voltage is 120 V and the primary coil has 383 turns?

turns

(b) What is its input current when its output is 1.39 A?

A

Answer 1

Answer #1

For transformen: ZIZ Ve NS Vs. Is Ip (a) ve N ve Ne Ns => Ns x Us 38389 = 28.725 V 120 - No. of turn in secondary coil; Ns 28 Hope it helps.

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Answer 2

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