What turn ratio (Np/Ns) of transformer is required to match 4 Ω speaker to a tr

Question

What turn ratio (Np/Ns) of transformer is required to match 4 Ω speaker to a transistor having an output impedance of 8000 O?

Options:

A . 2

B . 7

C . 3

D . None of the above

Answer: Option B

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