Question 10 The note that is two fifths above D3 has a frequency of (see reference sheet) O 466.2 Hz O 246.9 Hz O 329.6 Hz O 493.9 Hz Question 15 Referring to the C major scale shown on the reference sheet, the ratio of frequencies between the notes labeled 3 and 5 in the equal tempered scale is O 21/4 O 21/2 O 1.5 O 21/6
Question 10 The note that is two fifths above D3 has a frequency of (see reference sheet) O 466.2 Hz O 246.9 Hz O 329.6 Hz O 493.9 Hz Question 15 Referring to the C major scale shown on the reference sheet, the ratio of frequencies between the notes labeled 3 and 5 in the equal tempered scale is O 21/4 O 21/2 O 1.5 O 21/6
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Transcribed Image Text:Question 10
The note that is two fifths above D3 has a frequency of (see reference
sheet)
O 466.2 Hz
O 246.9 Hz
O 329.6 Hz
O 493.9 Hz
Question 15
Referring to the C major scale shown on the reference sheet, the ratio
of frequencies between the notes labeled 3 and 5 in the equal
tempered scale is
O 21/4
O 21/2
O 1.5
O 21/6
Transcribed Image Text:v = Af
2L
W
focat = /2 - fil
%3D
Closed tube: f =
definition: 10o0) = x
%3D
AL
Frone
distance
2
v(speed) =
time
SILB = SILA+ 10log
IB = IA x 10(SIL,-SIL4)/10
%3D
Threshold of hearing" lo=10W/m?; SILO=0
worksheet model of basilar membrane (Ưo = 20 Hz)
3.5
log
log 2
Take the speed of sound In alr to be 345 m/s, unless otherwise specifiled.
J = fo x 2ª/3.5
20
# 外 s 基 法 ミ三 5
Table 33 Musical Intervals Between the Fundamental
and Other Notes of the Overtone Series
feterval
1211 S68
One octine
O ectav cne perfect fifih
CMajer
Teoextavesone ajor third
Two octase cor peifecs fifth
Teooctaves cee minor Nventh
Three octaves
C4
WWHW WWn
009
100LE
00t
06%
493.88
00 om
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