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Radial acoustic resonance in a spherical annulus
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Physics
Branch of physics
Fluid mechanics
Linear acoustics
Acoustic velocity potential
Pressure-forced standing acoustic wave in a spherical annulus
Created
2026-09-24
Updated
2026-09-24
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The
ideal
pressure
-forced response becomes resonant when
cos
α
+
α
s
i
n
α
=
0
,
(1)
equivalently
tan
α
=
−
α
.
Damping
regularizes the divergent linear response and introduces
a
nonzero phase lag and
mean
supplied
power
.
Ancestors
(7)
Pressure-forced standing acoustic wave in a spherical annulus
Acoustic velocity potential
Linear acoustics
Fluid mechanics
Branch of physics
Physics
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(1)
Past exam of the mathematics course of the University of Cambridge
/
2021
/
ii
/
Paper 1
/
40A
/
c
/
Solution
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