Electronics and Communication Engineering - Analog Electronics - Discussion

4. 

The turn ratio of a transformer is 20:1, if a load of 10Ω is connected across the secondary, what will be the effective resistance seen looking into the Primary?

[A]. 2 kΩ
[B]. 4 kΩ
[C]. 8 kΩ
[D]. 32 kΩ

Answer: Option B

Explanation:


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