Sounds of what frequency are covered by A-weighted scale?
Sounds of what frequency are covered by A-weighted scale?

Q. Sounds of what frequency are covered by A-weighted scale?

A.            600 – 2500 Hz

B.            500 – 2000 Hz

C.            800 – 3000 Hz

D.            1200 – 3900 Hz

Answer: 800 – 3000 Hz
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