NSWC/WOL TR 76-155 



P Ambient water pressure = constant = p.. p, , 



o r r 1 



?2 



p. Initial value of ambient water pressure 



p n value of ambient water pressure = constant 



^n c 



P(A) Air pressure inside bubble of radius A 



V(A) Volume of bubble of radius A 



E(A) Internal energy of air inside bubble 



Y Total energy of oscillating bubble (Equation Al) 



Y. Initial value of total energy of at-rest bubble 

 Y n value of total energy of oscillating bubble 



n 



n 



= constant (Equations A7 , A10, B15) 



Y n value of total energy of non-oscillating equilibrium 



bubble (Equation E17) 



Y' Y - Y = oscillation energy of bubble (Equation B18) 

 n n n 



P Density of water = constant 



y Exponent in adiabatic P-V relationship = 1.4 (for 

 air) 



a Dimensionless bubble radius = A/L 



Fork length of fish - length measured from most anterior 

 part of head to deepest point of notch in tailfin 



