Reference Guide

5-60 Equation Reference
Sound Waves (15, 3)
Equations:
Example:
Given: sm=10_cm, ω =6000_r/s, B=12500_kPa, ρ =65_kg/m^3.
Solution: v=438.5290_m/s, I=5130789412.97_W/m^2, β =217.018_dB, f=954.9297_Hz.
v
B
ρ
-
-
--
=
I
1
2
-
-
-
ρ
v
ω
2
s
m
2
⋅
⋅
⋅
⋅
=
β
10
L
O
G
I
10
-
-
-
-
-
-




⋅
=
ω
2
π
f
⋅
⋅
=