Chapter 20 Gauss s law 第八章静电场 1) Gauss'law for vacuum. 定理:在真空中,通过任一闭合曲面的电场强度通 量,等于该曲面所包围的所有电荷的代数和除以 0 (与面外电荷无关,闭合曲面称为高斯面) Φ=pE·dS= q Fo. permittivity of free space 0i=1 The flux of the electric field through a closed surface of any shape equals to 1/En times of the algebraic sum of charges enclosed within the surfaceChapter 20 Gauss’s Law 第八章静电场 1) Gauss’law for vacuum. The flux of the electric field through a closed surface of any shape equals to 1/ 0 times of the algebraic sum of charges enclosed within the surface.       n i i S Φ E S q 0 1 e 1 d    定理：在真空中,通过任一闭合曲面的电场强度通 量,等于该曲面所包围的所有电荷的代数和除以 . 0  （与面外电荷无关，闭合曲面称为高斯面） 0: permittivity of free space