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  PRIMARY 
  AMPERE-TURNS. 
  

  

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  PRIMARY 
  AMPERE-TURNS. 
  

  

  

  

  Fig. 
  9.— 
  

  

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  Tesls 
  on 
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  CORE 
  INDUCTION. 
  B 
  GAUSSES. 
  

  

  

  

  

  Fig. 
  10.— 
  Displacement 
  

  

  Tests 
  on 
  

  

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  CURRENT 
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  Fig. 
  12.— 
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  between 
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  Phil. 
  Mag. 
  Ser. 
  6, 
  Vol. 
  16, 
  PI. 
  IV. 
  

  

  Fig. 
  13.— 
  Ratio 
  Tests 
  on 
  Current 
  Trail 
  formers. 
  

  

  

  

  

  

  

  

  

  

  

  

  ts 
  

  

  j. 
  A 
  " 
  r 
  — 
  

  

  

  

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  IN 
  AMPERES 
  

  

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