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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 1
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 2
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 3
A
QI
2
22
x
anI
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 4
2222 naI
LogIL
KLogIL
I
k
dI
dL
dI
dL
1101 log IkL
0100 log IkL
0
110
01011001
log
loglog
I
IkI
IkIkLLI
L
L
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 5
belI
II L
0
110log1
dBI
II L
0
110log10
0
0
1
0
110 10log
I
Ior
I
II L
10
1
I
Ior
10
1
0
1
0
110 10
10
1log
I
Ior
I
II L
26.10
1
I
I
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 6
dB
dBI L
120
10
1log10
1210
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 7
0
log10I
ILP
120log10
10log10log10 12
IL
IL
P
P
40333.0log PS LL
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 8
SoneL
L
L
L
S
S
S
S
1
10
0log
4040033.0log
0
40333.0log PS LL
12010LogILP
33.0
33.0
64.233.0
437
5.436
10loglog
64.2log33.0log
80log10033.0log
40120log10033.0log
IL
IL
IL
IL
IL
IL
S
S
S
S
S
S
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 9
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 10
610
mEE
and
drrd .
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 11
drdx .sin
dddrrdV
drdrrddV
.sin
sin.
2
dddrErdV
volumeEdV
.sin2
4
.sin2 dddrErdV
2r
sdd
cos
cos
dssd
ds
sd
22
cos
r
ds
r
sdd
2
2 cos
4
.sin
r
dsdddrEr
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 12
2/
2
0
2
00
.cos.sin4
dddrEds
v
2
00
.cos.sin24
ddrEds
v
2
00
.cos.sin2
ddrEds
v
2
00
.cos.sin24
ddrEds
v
2
00
.24
dSindrEds
v
v
drEds
04
122
0
Sin
vEds
4
4
Evads
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 13
dsaEv .4
1
EvA4
1
dsaA .
vAEP m4
1
vA
PEm
4
dt
dEVEV
dt
d)(
EvAPdt
dEV
4
1.
V
EvA
V
P
dt
dE
4
V
vA
4
EvA
P
dt
dE 4
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 14
vA
PE
dt
dE 4
te
tt evA
PeE
dt
dE 4
tt evA
PEe
dt
d 4
kevA
PEe tt .
4
kvA
P1.
40
.4
vA
Pk
vA
Pe
vA
PEe tt 4
.4
14 tt evA
PEe
vA
PEm
4
1t
m
t eEEe
te
tme
EE1
1
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 15
keEm 00
mEk
m
tt EevA
PEe
4
m
t EEe
t
meEE
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 16
610
mEE
610
mEE
610
mEE
t
meE
6
6
6
10log
10
10
e
t
t
t
e
e
10log3026.26
10log6
10t
t e
13026.26t
V
vA
4
3026.264
TV
vA
vA
VT
3026.264
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 17
A
VT
A
VT
167.0
330
3026.264
as
VT
167.0
as ...........2211 sasa
s
as
S
Aa
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 18
as
VT
167.01
as ...........2211 sasa
mm saas
VT
167.02
1
167.0
Tas
2
167.0
T
Vsaas mm
12
11167.0
TTVsa mm
21
21167.0
TT
TT
sa
m
m
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 19
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 20
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 21
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 22
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 23
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 24
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 25
112 CL
IF
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 26
112 CL
IF
E
l2
1
''
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 27
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 28
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 29
112 CL
IF
E
l
P
2
''
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 30
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 31
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 32
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 35
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 36
nd sin2
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 37
nu sin
sin
nu
uuv
sin
nv u
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 46
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UNIT IV ACOUSTICS AND ULTRASONICS
SUDEC/K.KARTHIKEYAN/STUDY MATERIAL/PH 6151/ENGG PHY – I /2013-2014 Page 47
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