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• ･ｪ｡ｼ･爨ﾎﾋ｡ﾂｧ
  
  I=V/R [A]
  
  
  
• ｹ鄲ｮﾄ�ｹｳ､ﾎｷﾗｻｻ
  
  ﾄｾﾎ�ﾀﾜﾂｳ､ﾎｾ�ｹ� R=R1+R2+R3 [ｦｸ]
  
  
  ﾊﾂﾎ�ﾀﾜﾂｳ､ﾎｾ�ｹ� R=1/((1/R1)+(1/R2)+(1/R3)) [ｦｸ]
  
  
  
• ﾅﾅﾃﾓ､ﾎﾊﾂﾎ�｡ｦﾄｾﾎ�ﾀﾜﾂｳ
  
  ﾄｾﾎ�ﾀﾜﾂｳ､ﾎﾅﾅﾎｮ I=2E/(2r+R) [A]
  
  
  ﾊﾂﾎ�ﾀﾜﾂｳ､ﾎﾅﾅﾎｮ I=E/((r/2)+R) [A]
  
  
  
• ｺ狆ﾁ､ﾎﾅﾅｵ､ﾄ�ｹｳ､ﾎｷﾗｻｻ
  ﾅﾅｵ､ﾄ�ｹｳ(R)｡｢ﾆｳﾂﾎ､ﾎﾄｹ､ｵ(l)｡｢ﾃﾇﾌﾌﾀﾑ(A)｡｢ﾄ�ｹｳﾎｨ(ｦﾑ)
  R=ｦﾑ(l/A)
  
  
  
• ﾅﾅﾎｮ､ﾎﾊｬﾎｮﾈ�
  
  I1=I*(R2/(R1+R2)) [A]
  I2=I*(R1/(R1+R2)) [A]
  
  
  
• ･ﾖ･�･ﾃ･ｸ
  ﾊｿｾﾗ R1*R4=R2*R3
  ﾅﾅｰﾌｺｹ Vab=Va-Vb=R2I1-R4I2 [V]
  ﾅﾅﾎｮ I1=E/(R1+R2)｡､I2=E/(R1+R2) [A]
  
  
  
• ﾃｱﾁ�ｸ�ﾎｮ
  ｺﾇﾂ酖ﾍ Im [A]｡｡:ｺﾇﾂ鄙ｶﾉ�､ﾎﾂ遉ｭ､ｵ
  ｼﾂｹﾔﾃﾍ I=Im/｢�2 [A]｡｡:ﾆｱ､ｸﾈｯﾇｮｸ�ｲﾌ､�ﾀｸ､ｸ､�ﾅﾅﾎｮ､ﾎﾅﾅﾎｮﾎﾌ
  ﾊｿｶﾑﾃﾍ Ia=(2Im)/ｦﾐ [A]｡｡:ﾅﾅﾎｮ､ﾎﾀｵ､ﾎﾈｾ･ｵ･､･ｯ･�､ﾎﾊｿｶﾑﾃﾍ
  
  ･､･�･ﾔ｡ｼ･ﾀ･�･ｹ Z=｢�(R^2+X^2) [ｦｸ]
  ﾍｶﾆｳ･�･｢･ｯ･ｿ･�･ｹ X=ｦﾘL=2ｦﾐfL [ｦｸ]
  ﾍﾆﾎﾌ･�･｢･ｯ･ｿ･�･ｹ X=1/ｦﾘC=1/2ｦﾐfL [ｦｸ]
  ﾅﾅﾎｮ I=V/Z=V/(｢薐^2+X^2) [A]
  
  
  
• ﾎﾏﾎｨ
  
  RXﾄｾﾎ�ｲ�ﾏｩ Cosｦﾈ=R/Z=R/(｢薐^2+X^2)
  
  RXﾊﾂﾎ�ｲ�ﾏｩ Cosｦﾈ=X/Z=R/(｢薐^2+X^2)
  ﾎﾏﾎｨ Cosｦﾈ=IR/I
  ﾁｴﾅﾅﾎｮ I=｢�(IR^2+IL^2)
  
  
  
• ﾅﾅﾎﾏ､ﾈﾅﾅﾎｮﾎﾌ
  ﾄｾﾎｮﾅﾅﾎﾏ P=IV=(I^2)R=(V^2)/R [W]
  ｸ�ﾎｮﾅﾅﾎﾏ P=IVcosｦﾈ [W]
  
  ﾉﾃ[t]｡｢ｻ�ｴﾖ[T]｡｢ﾅﾅﾎﾏ[P]
  W=Pt[J]=PT[Wh]
  3600[J] = 1[Wh]
  1 [kWh] = 860 [kcal]
  
  
  
• ｻｰﾁ�ｸ�ﾎｮｲ�ﾏｩ
  Y(･ｹ･ｿ｡ｼ)ｷ�ﾀ�
  ﾀ�ｴﾖﾅﾅｰｵ = ｢�(3*E) [V]
  ﾀ�ﾅﾅﾎｮ I' =V/(｢�3Z) [A]
  
  ｢､(･ﾇ･�･ｿ)ｷ�ﾀ�
  ﾀ�ｴﾖﾅﾅｰｵ = EV [V]
  ﾀ�ﾅﾅﾎｮ =｢�3*I' =(｢�3V)/Z [A]
  
  ｻｰﾁ�ﾅﾅﾎﾏ P=｢�3VIcosｦﾈ [W]
  
  ｰ�ﾀ�ﾃﾇﾀ�ｻ�
  
  ﾃﾇﾀ�ｻ�､ﾎﾀ�ﾅﾅﾎｮ I2=E/(2R/3) = 3E/2R [A]
  ﾃﾇﾀ�ｻ�､ﾎｾﾃﾈ�ﾅﾅﾎﾏ P=(3E^2)/2R

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