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Pressure Reflection and Transmission Coefficients

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x = 0. Law of Reflection and Refraction. Reflection Coefficient. Refraction and the Critical Angle ... ray bends towards the normal. Transmitted ray bends ... – PowerPoint PPT presentation

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Title: Pressure Reflection and Transmission Coefficients


1
Pressure Reflection and Transmission Coefficients
Equilibrium Density
2
Intensity Reflection and Transmission
Coefficients
Equilibrium Density
3
Power Reflection and Transmission Coefficients
Equilibrium Density
4
1 Medium - Normal Incidence
Equilibrium Density
5
Boundary Conditions
Rigid Wall
Free Boundary
6
Rigid Wall
Pressure Doubling
7
Free Boundary Pressure Release
8
2 Medium - Normal Incidence
x 0
Boundary Conditions at x 0
Equilibrium Density
9
2 Medium - Normal Incidence
x 0
Equilibrium Density
10
3 Medium - Normal Incidence
x 0
x L
11
3 Medium - Normal Incidence
x 0
x L
12
Oblique Incidence
x 0
13
Law of Reflection and Refraction
14
Reflection Coefficient
15
Refraction and the Critical Angle
Transmitted ray bends towards the normal
What if c1 gt c2 ?
What if c1 lt c2 ?
Transmitted ray bends away from the normal
16
At the critical angle
17
Angle of Intromission
Perfect Transmission gt R 0
18
c2/c10.9 r2/r10.9
Book looks wrong!! See pg 158
19
c2/c10.9 r2/r11.1
Note Angle of Intromission
20
c2/c11.1 r2/r11.1
Note Critical Angle
21
c2/c11.1 r2/r10.9
22
Method of Images
zh
d
d
Rigid boundary
23
Pressure Release Surface
h
d
d
Pressure release boundary
nulls
24
Free Release/Rigid Boundary
25
Pressure Release Surface
26
Pressure Release Surface
What is B? Look at P(R2R1)
What is pressure at great distances from source?
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