亨利 (單位)From Wikipedia, the free encyclopedia 亨利(Henry,符號:H)係電感嘅國際單位,以美國科學家約瑟·亨利(Joseph Henry)命名。1 亨利即係電路裏面電流每秒變化 1 安培,會產生 1 伏特感應電動勢。 亨利用國際單位制本基本單位表達係: H = V A ⋅ s − 1 = V ⋅ A − 1 ⋅ s = m 2 ⋅ kg ⋅ s − 2 ⋅ A − 2 {\displaystyle {\mbox{H}}={\dfrac {\mbox{V}}{{\mbox{A}}\cdot {\mbox{s}}^{-1}}}={\mbox{V}}\cdot {\mbox{A}}^{-1}\cdot {\mbox{s}}={\mbox{m}}^{2}\cdot {\mbox{kg}}\cdot {\mbox{s}}^{-2}\cdot {\mbox{A}}^{-2}} 佢亦可以用以下方式表達: H = m 2 ⋅ kg C 2 = m 2 ⋅ kg s 2 ⋅ A 2 = J A 2 = Wb A = V ⋅ s A = s 2 F = Ω ⋅ s {\displaystyle {\mbox{H}}={\dfrac {{\mbox{m}}^{2}\cdot {\mbox{kg}}}{{\mbox{C}}^{2}}}={\dfrac {{\mbox{m}}^{2}\cdot {\mbox{kg}}}{{\mbox{s}}^{2}\cdot {\mbox{A}}^{2}}}={\dfrac {\mbox{J}}{{\mbox{A}}^{2}}}={\dfrac {\mbox{Wb}}{\mbox{A}}}={\dfrac {{\mbox{V}}\cdot {\mbox{s}}}{\mbox{A}}}={\dfrac {{\mbox{s}}^{2}}{\mbox{F}}}=\Omega \cdot {\mbox{s}}} 其中 A = 安培、C = 庫倫、F = 法拉、J = 焦耳、kg = 千克、m = 米、s = 秒、Wb = 韋伯、V = 伏特、Ω = 歐姆。
亨利(Henry,符號:H)係電感嘅國際單位,以美國科學家約瑟·亨利(Joseph Henry)命名。1 亨利即係電路裏面電流每秒變化 1 安培,會產生 1 伏特感應電動勢。 亨利用國際單位制本基本單位表達係: H = V A ⋅ s − 1 = V ⋅ A − 1 ⋅ s = m 2 ⋅ kg ⋅ s − 2 ⋅ A − 2 {\displaystyle {\mbox{H}}={\dfrac {\mbox{V}}{{\mbox{A}}\cdot {\mbox{s}}^{-1}}}={\mbox{V}}\cdot {\mbox{A}}^{-1}\cdot {\mbox{s}}={\mbox{m}}^{2}\cdot {\mbox{kg}}\cdot {\mbox{s}}^{-2}\cdot {\mbox{A}}^{-2}} 佢亦可以用以下方式表達: H = m 2 ⋅ kg C 2 = m 2 ⋅ kg s 2 ⋅ A 2 = J A 2 = Wb A = V ⋅ s A = s 2 F = Ω ⋅ s {\displaystyle {\mbox{H}}={\dfrac {{\mbox{m}}^{2}\cdot {\mbox{kg}}}{{\mbox{C}}^{2}}}={\dfrac {{\mbox{m}}^{2}\cdot {\mbox{kg}}}{{\mbox{s}}^{2}\cdot {\mbox{A}}^{2}}}={\dfrac {\mbox{J}}{{\mbox{A}}^{2}}}={\dfrac {\mbox{Wb}}{\mbox{A}}}={\dfrac {{\mbox{V}}\cdot {\mbox{s}}}{\mbox{A}}}={\dfrac {{\mbox{s}}^{2}}{\mbox{F}}}=\Omega \cdot {\mbox{s}}} 其中 A = 安培、C = 庫倫、F = 法拉、J = 焦耳、kg = 千克、m = 米、s = 秒、Wb = 韋伯、V = 伏特、Ω = 歐姆。