Poissons and Laplaces Equations
Subject and UNIT: Electromagnetic Theory: Unit II: (c) Poissons and Laplaces Equations
To solve such problems, Poisson's and Laplace's equations must be known. This chapter derives the Poisson's and Laplace's equations and explains its use in few practical situations.
Electromagnetic Theory
Subject and UNIT: Electromagnetic Theory: Unit II: (c) Poissons and Laplaces Equations
Electromagnetic Theory: Unit II: (c) Poisson's and Laplace's Equations : Syllabus, Contents
Conductors, Dielectrics and Capacitance | Electromagnetic Theory
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance: University Questions with Answers (Long Answered Questions)
Conductors, Dielectrics and Capacitance | Electromagnetic Theory
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance : Two Marks Questions with Answers
Energy Density | Solved Example Problems
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
• It is seen that capacitor can store the energy. Let us fin d the expression for the energy stored in a capacitor.
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
• The composite parallel plate capacitor is one in which the space between the plates is filled with more than one dielectric. Consider a composite capacitor with space filled with two separate dielectrics for the distances d1 and d2.
with Example Solved Problems
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
• Consider a spherical capacitor formed of two concentric spherical conducting shells of radius a and b. The capacitor is shown in the Fig. 5.15.1.
with Example Solved Problems
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
• The inner conductor carries a charge density + ρL C/m on its surface then equal and opposite charge density - ρL C/m exists on the outer conductor.
Formula, Example Solved Problems
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
The lower plate, plate 1 carries the positive charge and is distributed over it with a charge density + ρs. The upper plate, plate 2 carries the negative charge and is distributed over its surface with a charge density - ρs.
Circuit diagram, Equation, Example Solved Problems
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
Key Point : When capacitors are in parallel, the same voltage exists across them, but charges are different.
Circuit diagram, Equation
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
• Consider the three capacitors in series connected across the applied voltage V as shown in the Fig. 5.11.1. Suppose this pushes charge Q on C1 then the opposite plate of C1 must have the same charge.
Subject and UNIT: Electromagnetic Theory: Unit II: (b) Conductors, Dielectrics and Capacitance
• Consider two conducting materials M1 and M2 which are placed in a dielectric medium having permittivity Ɛ. The material M1 carries a positive charge Q while the material M2 carries a negative charge, equal in magnitude as Q.