Compared to a sound of 50 dB, a sound of 80 dB is... About how many octaves

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Compared to a sound of 50 dB, a sound of 80 dB is...

About how many octaves are present between 120 Hz and 4080 Hz?

A String of length 2.0 m is vibrating in 6 loops, the wave speed at this moment is 40 m/s. The frequency of vibration of the string is:

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

ISBN: 978-0133942651

4th edition

Authors: Randall D. Knight

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Posted Date: May 27, 2021 10:04 PM

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Compared to a sound of 50 dB, a sound of 80 dB is... About how many octaves

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Physics for Scientists and Engineers A Strategic Approach with Modern Physics

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