﻿p 
  lGi 
  ] 
  —Observed 
  ilislriliufiiin 
  of 
  sound 
  intensity 
  around 
  t 
  

   equal 
  colliding 
  spheres. 
  

  

  Fig. 
  S.— 
  Calculated 
  Form 
  of 
  Intensity 
  Curve 
  due 
  to 
  two 
  Spbe 
  

   of 
  diameters 
  2 
  : 
  1. 
  [k{a+b) 
  = 
  2.] 
  

  

  Phil. 
  Mag. 
  Ser. 
  6, 
  Vol. 
  35, 
  PI. 
  IV, 
  

  

  to 
  impact 
  of 
  Spheres 
  

   materials. 
  

  

  Fig. 
  7.— 
  Observed 
  : 
  

  

  of 
  nearly 
  equal 
  diametejs 
  but 
  

   Sphere 
  on 
  left: 
  Material, 
  billuml 
  b„ 
  , 
  

  

  K6 
  K 
  ,uf 
  er0 
  °" 
  nS 
  " 
  t:AI 
  '"" 
  l 
  ' 
  ri 
  »S?S^ 
  

  

  Fig. 
  8.— 
  Observed 
  Form 
  of 
  fatal) 
  iij 
  Curve 
  due 
  to 
  impacl 
  i 
  

   Spheres 
  of 
  different 
  .1 
  nmetera 
  and 
  densities. 
  

  

  Sphere 
  on 
  left: 
  Material, 
  bras 
  ; 
  [Sameter, 
  IJ 
  inc 
  ; 
  Mass, 
  

  

  spnere 
  on 
  right 
  : 
  Material, 
  wood 
  ; 
  Diameter, 
  8 
  inohes; 
  ilass, 
  

  

  