A parallel-plate capacitor that has no dielectric in the space between the plates has a capacitance C0 and a plate separation d. Two dielectric slabs that have dielectric constants of κ1 and κ2, respectively, are then inserted between the plates as shown in the figure. Each slab has a thickness ½d and has area A, the same area as each capacitor plate. When the charge on the positively charged capacitor plate is Q find the following. (Use the following as necessary: A, Q, ε0, d, κ1, and κ2.) (a) the electric field in each dielectric E1 = E2 = (b) the potential difference between the plates
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Water constitutes about 70% of earth. Some important distinguishing properties of water are high molar concentration, small dissociation constant and high dielectric constant.
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An electrostatic force is a force caused by stationary electric charges /fields. The electrostatic force is caused by the transfer of electrons in conducting materials. Coulomb’s law determines the amount of force between two stationary, charged particles. The electric force is the force which acts between two stationary charges. It is also called Coulomb force.
A parallel-plate capacitor that has no dielectric in the space between the plates has a capacitance C0 and a plate separation d. Two dielectric slabs that have dielectric constants of κ1 and κ2, respectively, are then inserted between the plates as shown in the figure. Each slab has a thickness ½d and has area A, the same area as each capacitor plate. When the charge on the positively charged capacitor plate is Q find the following. (Use the following as necessary: A, Q, ε0, d, κ1, and κ2.)
(a) the electric field in each dielectric
| E1 | = |
| E2 | = |
(b) the potential difference between the plates
V =
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