The plates of a parallel plate capacitor each have an area of 0.40 m^2 and are separated by a distance of 0.02 m. They are charged until the potential difference between the plates is 3000 V. The charged capacitor is then isolated. a. Determine the electric field between the capacitor plates. b. Determine the value of the capacitance. c. Determine the magnitude of the charge on either capacitor plate. d. How much work is required to move a –4.0 μC charge from the negative plate to the positive plate of this system? e. Suppose that a dielectric sheet is inserted to completely fill the space between the plates and the potential difference between the plates are dropped to 1000 V. What is the capacitance and dielectric constant of the system after the dielectric is inserted?
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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.
The plates of a parallel plate capacitor each have an area of 0.40 m^2 and are separated by a
distance of 0.02 m. They are charged until the potential difference between the plates is 3000
V. The charged capacitor is then isolated.
a. Determine the electric field between the capacitor plates.
b. Determine the value of the capacitance.
c. Determine the magnitude of the charge on either capacitor plate.
d. How much work is required to move a –4.0 μC charge from the negative plate to the
positive plate of this system?
e. Suppose that a dielectric sheet is inserted to completely fill the space between the plates
and the potential difference between the plates are dropped to 1000 V. What is the
capacitance and dielectric constant of the system after the dielectric is inserted?
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