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the melody up in a run of an octave or more. Together they carry it from D below middle C to A above a tenor's

the melody up in a run of an octave or

more.

Together they carry it from D

below middle C to A above a tenor's

high C.

In concert pitch, these notes

are now assigned frequencies of

146.8 Hz and

880.0 Hz.

(a) Find the wavelengths of

the initial and final notes. (b) Assume

that the choir sings the melody with a

uniform sound level of 75.0 dB.

Find

the pressure amplitudes of the initial

and final notes.

(c) Find the

displacement amplitudes of the initial

and final notes

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