III-24 



liOOO r 1 1 — r— I — M il l r 



100 



s = 



DAMPING 

 CONSTANT 



.01 



"< I I I I 1 1 » 1 — I — I Mill 1 — n — I — I I I I 



(0= BUBBLE RADIUS) 



a = .001 



I L_J I I I II I I L_l I II I I I 



100 f 1,000 f 10,000 



1,000 

 RESONANCE RESONANCE 



J L_l I I I I I I L—ij I 1_L 



♦ 100,000 + I 



RESONANCE RESONANCE 



I III 

 ,000,000 



= I cm = .1 cm a = .01 cm 



f = FREQUENCY OF INCIDENT SOUND (cps) 



a = .001 cm 



FIGURE 111=8 DAMPING CONSTANT FOR FOUR TYPICAL BUBBLE SIZES 



AS A FUNCTION OF FREQUENCY 



S-7001-Q307 



