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Definition, including the effects of dielectrics on the electric field and potential of a parallel plate capacitor. The dielectric constant K is also defined.
Dielectric constants for various substances, including glass, plastic, water, and ice.
The effects of inserting a dielectric between the plates of a capacitor.
The effects of inserting a dielectric between the plates of a capacitor that is still connected to a power supply.
Definition and demonstration of a Leyden Jar.
Finding the change in electric field, potential difference, capacitance, and electrostatic potential energy of a parallel plate capacitor when the distance between the plates is increased or when a dielectric is inserted.
Demonstration of the Leyden Jar, with explanation of the physics behind the unexpected result.
Introduction of polar and nonpolar dielectrics; Gauss's Law for dielectrics; effect of introducing dielectrics within a capacitor at constant charge or constant voltage.
Definition, including the dielectric constant and explanation of the effects on the potential difference and electric field of a parallel plate capacitor. Gauss's law for dielectrics.
Leyden jars and Wimshurst machine; dielectrics; energy stored by E-field in capacitor.
Capacitance in series and in parallel; applications and problems.
Qualitative description of the effect of a dielectric on capacitance, with illustration of microscopic picture of dipole alignment.
Quantitative calculations of the change in capacitance when a dielectric is inserted at constant charge and at constant voltage; use of Gauss's Law in the presence of a dielectric.
Find the electric field, potential difference, and capacitance of a parallel plate capacitor, and recalculate the potential difference in the presence of a dielectric. Solution is included after problem.
Conceptual questions energy storage and dielectrics in capacitors.
Find the capacitance of a capacitor when it is filled with three dielectrics in two different configurations.
Find the electric field and induced charges in a cylindrical capacitor with dielectric, using Gauss's Law.
Identify how the charge, energy and forces in a capacitor change as a dielectric is introduced.
5-part problem; finding V, stored energy, work to move plates; inserting dielectric.
4-part problem; finding charge and electric field for each capacitor in circuit.
4-part problem; finding charge distribution, electric field, and potential for charged cylinder, then again with a dielectric.
Determining energy stored in parallel-plate capacitor with and without dielectric.
Stored energy and potential difference after inserting a dielectric.