奥斯特实验及其意义 相关实验 研究课题

一、磁通量 任意磁场,磁通量定义为 二、磁感应线的特点: 环绕电流的无头无尾的闭合线或伸向无穷远

一、求磁感应强度B 二、关于磁力的讨论 三、综合讨论

一、磁力 计算各种载流回路在外磁场作用下所受的力

Ampere’s Circuital Law Example:Long Cylindrical Conductor Example:Toroidal Coil Example:Refraction of Lines of B at a Current Sheet Short Solenoid The Curl of B

Magnetic Induction The Divergence of B Magnetic Monopoles The Vector Potential A A and V Integral of A over a Closed Curve

Continuity Conditions at The Interface Potential Energy Forces on Conductors In The Presence Of Dielectrics Forces On Dielectrics Displacement Current Frequency and Temperature Dependence,Anisotropy

Electric Polarization P Bound Charges Gauss’ Law, Electric Displacemant D

Conduction of Electricity Ohm’s Law Non-linear Resistors Resistors Connected Kirchhoff’s Lawss Substitution Theorem Mesh Current

Capacitance of An Isolated Conductor Capacitance btwn Two Conductors Potential Energy of a Charge Distribution Energy Density in an Electric Field Forces on Conductors