wo 2.2-cm-diameter-disks spaced 1.9 mm apart form a parallel-plate capacitor. The electric field between the disks is 4.9×105 V/m. What is the voltage across the capacitor? How much charge is on each disk? An electron is launched from the negative plate. It strikes the positive plate at a speed of 2.3×107 m/s . What was the electron's speed as it left the negative plate?

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Combination of Capacitors

The connection of capacitors can be established in a circuit in two ways.