The audio frequency range of transformer is 20 to 20000 Hz

Q.  Small iron core transformers used in certain frequency range is also called audio frequency transformer. The audio frequency range is
- Published on 30 Oct 15

a. 20 t0 2000 Hz
b. 20 to 20000 Hz
c. 2 to 2000 Hz
d. 200 to 20000 Hz

ANSWER: 20 to 20000 Hz

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