A parallel-plate air capacitor is made from two plates 0.250 mmsquare, spaced 0.900 cm apart. It is connected to a 140 VVbattery. If the battery is disconnected and then the plates are pulled apart to a separation of 1.50 cm, what is the capacitance, what is the charge on each plate, what is the electric field between the plates, and what is the energy stored in the capacitor?
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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.
Electrostatic Potential and Capacitance
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 air capacitor is made from two plates 0.250 mmsquare, spaced 0.900 cm apart. It is connected to a 140 VVbattery. If the battery is disconnected and then the plates are pulled apart to a separation of 1.50 cm, what is the capacitance, what is the charge on each plate, what is the electric field between the plates, and what is the energy stored in the capacitor?
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