Download Maxwell`s equations are a set of four partial differential equations

‫كيمياء وفيزياء‬+‫فيزياء تطبيقيه‬+‫ شعبة فيزياء‬/2011/1/13/ ‫اجابة امتحان تيار متردد وكهرومغناطيسيه‬
‫جامعة بنها‬/‫ كلية العلوم‬/ ‫اسالم محمد محمود شيحه‬/‫ د‬-‫الفرقه الثانيه علوم ه‬
Answer
1a
Maxwell's equations are a set of four partial differential equations that, together with the
Lorentz force law, form the foundation of classical electrodynamics, classical optics, and
electric circuits. These in turn underlie the present radio-, television-, phone-, and
information-technologies.
1.
Gauss'Law for the Electric Field
2.
Gauss' Law for the Magnetic Field
3. Faraday’s Law
4. Ampere's Law with Conservation
1b
2
3
4.a
4b.
5.
a. Any circuit seen from two points can be replaced by a series of an ideal voltage
source of voltage VTh and a resistor of resistance RTh. VTh is the voltage difference
between the two point of the original circuit. RTh is the resistance seen from these
two points, short-circuiting all the ideal voltages generators and open-circuiting
all the ideal current generators.
b.