Question
Asked Feb 23, 2020
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Transformers:

*From previous question

Part D- In a transformer, the primary coil contains 400 turns, and the secondary coil contains 80 turns. If the primary current is 2.5 amperes, what is the secondary current I_2?

(Express answer in amperes.)

 

N2
R.
Primary
Secondary
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N2 R. Primary Secondary

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Step 1 Concept

The relation connecting number of turns and current is.

Physics homework question answer, step 1, image 1

here I1 is the primary current, I2 is the secondary current, N1 is primary number of turns, and N2 is the secondary number of turns.

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